{"api_version":"1","generated_at":"2026-04-22T15:40:22+00:00","cve":"CVE-2021-3177","urls":{"html":"https://cve.report/CVE-2021-3177","api":"https://cve.report/api/cve/CVE-2021-3177.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-3177","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-3177"},"summary":{"title":"CVE-2021-3177","description":"Python 3.x through 3.9.1 has a buffer overflow in PyCArg_repr in _ctypes/callproc.c, which may lead to remote code execution in certain Python applications that accept floating-point numbers as untrusted input, as demonstrated by a 1e300 argument to c_double.from_param. This occurs because sprintf is used unsafely.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2021-01-19 06:15:00","updated_at":"2023-11-07 03:37:00"},"problem_types":["CWE-120"],"metrics":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Y4KSYYWMGAKOA2JVCQA422OINT6CKQ7O/","name":"FEDORA-2021-17668e344a","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 32 Update: python27-2.7.18-8.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CCFZMVRQUKCBQIG5F2CBVADK63NFSE4A/","name":"FEDORA-2021-ced31f3f0c","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: mingw-python3-3.9.1-2.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.debian.org/debian-lts-announce/2021/04/msg00005.html","name":"[debian-lts-announce] 20210405 [SECURITY] [DLA 2619-1] python3.5 security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 2619-1] python3.5 security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NXSMBHES3ANXXS2RSO5G6Q24BR4B2PWK/","name":"FEDORA-2021-076a2dccba","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: python3-3.8.7-2.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.gentoo.org/glsa/202101-18","name":"GLSA-202101-18","refsource":"GENTOO","tags":["Third Party Advisory"],"title":"Python: Multiple vulnerabilities (GLSA 202101-18) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FONHJIOZOFD7CD35KZL6SVBUTMBPGZGA/","name":"FEDORA-2021-907f3bacae","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: python37-3.7.10-1.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FONHJIOZOFD7CD35KZL6SVBUTMBPGZGA/","name":"FEDORA-2021-907f3bacae","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 32 Update: python37-3.7.10-1.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E","name":"[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar","refsource":"MLIST","tags":["Mailing List","Third Party Advisory"],"title":"Pony Mail!","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugs.python.org/issue42938","name":"https://bugs.python.org/issue42938","refsource":"MISC","tags":["Exploit","Issue Tracking","Patch","Vendor Advisory"],"title":"Issue 42938: [security] ctypes double representation BoF - Python tracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NXSMBHES3ANXXS2RSO5G6Q24BR4B2PWK/","name":"FEDORA-2021-076a2dccba","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 32 Update: python3-3.8.7-2.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html","name":"[debian-lts-announce] 20230524 [SECURITY] [DLA 3432-1] python2.7 security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 3432-1] python2.7 security update","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V6XJAULOS5JVB2L67NCKKMJ5NTKZJBSD/","name":"FEDORA-2021-851c6e4e2d","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: python3.10-3.10.0~a5-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MP572OLHMS7MZO4KUPSCIMSZIA5IZZ62/","name":"FEDORA-2021-3352c1c802","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: python36-3.6.13-1.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CCFZMVRQUKCBQIG5F2CBVADK63NFSE4A/","name":"FEDORA-2021-ced31f3f0c","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 33 Update: mingw-python3-3.9.1-2.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://security.netapp.com/advisory/ntap-20210226-0003/","name":"https://security.netapp.com/advisory/ntap-20210226-0003/","refsource":"CONFIRM","tags":["Third Party Advisory"],"title":"CVE-2021-3177 Python Vulnerability in NetApp Products | NetApp Product Security","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.oracle.com//security-alerts/cpujul2021.html","name":"N/A","refsource":"N/A","tags":[],"title":"Oracle Critical Patch Update Advisory - July 2021","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NQPARTLNSFQVMMQHPNBFOCOZOO3TMQNA/","name":"FEDORA-2021-cc3ff94cfc","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 33 Update: python3.8-3.8.7-2.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.oracle.com/security-alerts/cpuoct2021.html","name":"https://www.oracle.com/security-alerts/cpuoct2021.html","refsource":"MISC","tags":[],"title":"Oracle Critical Patch Update Advisory - October 2021","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://news.ycombinator.com/item?id=26185005","name":"https://news.ycombinator.com/item?id=26185005","refsource":"MISC","tags":["Third Party Advisory"],"title":"Python 3.x: RCE in Python applications that accept floats as untrusted input | Hacker News","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.oracle.com/security-alerts/cpujan2022.html","name":"https://www.oracle.com/security-alerts/cpujan2022.html","refsource":"MISC","tags":[],"title":"Oracle Critical Patch Update Advisory - January 2022","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MGSV6BJQLRQ6RKVUXK7JGU7TP4QFGQXC/","name":"FEDORA-2021-faf88b9499","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: python3.9-3.9.1-2.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BRHOCQYX3QLDGDQGTWQAUUT2GGIZCZUO/","name":"FEDORA-2021-42ba9feb47","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 32 Update: mingw-python3-3.8.3-8.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCQTCSP6SCVIYNIRUJC5X7YBVUHPLSC4/","name":"FEDORA-2021-7547ad987f","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: python3.6-3.6.13-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPE7SMXYUIWPOIZV4DQYXODRXMFX3C5E/","name":"FEDORA-2021-d5cde50865","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: python3.10-3.10.0~a5-1.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YDTZVGSXQ7HR7OCGSUHTRNTMBG43OMKU/","name":"FEDORA-2021-66547ff92d","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: python2.7-2.7.18-8.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MGSV6BJQLRQ6RKVUXK7JGU7TP4QFGQXC/","name":"FEDORA-2021-faf88b9499","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 33 Update: python3.9-3.9.1-2.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MP572OLHMS7MZO4KUPSCIMSZIA5IZZ62/","name":"FEDORA-2021-3352c1c802","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 32 Update: python36-3.6.13-1.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y4KSYYWMGAKOA2JVCQA422OINT6CKQ7O/","name":"FEDORA-2021-17668e344a","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: python27-2.7.18-8.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/python/cpython/pull/24239","name":"https://github.com/python/cpython/pull/24239","refsource":"MISC","tags":["Patch","Third Party Advisory"],"title":"closes bpo-42938: Replace snprintf with Python unicode formatting in ctypes param reprs. by benjaminp · Pull Request #24239 · python/cpython · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7GZV74KM72O2PEJN2C4XP3V5Q5MZUOO/","name":"FEDORA-2021-e3a5a74610","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: python39-3.9.1-2.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NODWHDIFBQE5RU5PUWUVE47JOT5VCMJ2/","name":"FEDORA-2021-f4fd9372c7","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: python3.7-3.7.10-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7GZV74KM72O2PEJN2C4XP3V5Q5MZUOO/","name":"FEDORA-2021-e3a5a74610","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 32 Update: python39-3.9.1-2.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRHOCQYX3QLDGDQGTWQAUUT2GGIZCZUO/","name":"FEDORA-2021-42ba9feb47","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: mingw-python3-3.8.3-8.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://python-security.readthedocs.io/vuln/ctypes-buffer-overflow-pycarg_repr.html","name":"https://python-security.readthedocs.io/vuln/ctypes-buffer-overflow-pycarg_repr.html","refsource":"MISC","tags":["Patch","Third Party Advisory"],"title":"ctypes: Buffer overflow in PyCArg_repr — Python Security 0.0 documentation","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V6XJAULOS5JVB2L67NCKKMJ5NTKZJBSD/","name":"FEDORA-2021-851c6e4e2d","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 33 Update: python3.10-3.10.0~a5-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.debian.org/debian-lts-announce/2022/02/msg00013.html","name":"[debian-lts-announce] 20220212 [SECURITY] [DLA 2919-1] python2.7 security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 2919-1] python2.7 security update","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NQPARTLNSFQVMMQHPNBFOCOZOO3TMQNA/","name":"FEDORA-2021-cc3ff94cfc","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: python3.8-3.8.7-2.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HCQTCSP6SCVIYNIRUJC5X7YBVUHPLSC4/","name":"FEDORA-2021-7547ad987f","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 33 Update: python3.6-3.6.13-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NODWHDIFBQE5RU5PUWUVE47JOT5VCMJ2/","name":"FEDORA-2021-f4fd9372c7","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 33 Update: python3.7-3.7.10-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E","name":"[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar","refsource":"","tags":[],"title":"","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html","name":"N/A","refsource":"N/A","tags":[],"title":"Oracle Critical Patch Update Advisory - July 2022","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YDTZVGSXQ7HR7OCGSUHTRNTMBG43OMKU/","name":"FEDORA-2021-66547ff92d","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 33 Update: python2.7-2.7.18-8.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FPE7SMXYUIWPOIZV4DQYXODRXMFX3C5E/","name":"FEDORA-2021-d5cde50865","refsource":"FEDORA","tags":["Third Party Advisory"],"title":"[SECURITY] Fedora 32 Update: python3.10-3.10.0~a5-1.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-3177","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3177","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"9.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"32","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"33","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"32","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"33","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"active_iq_unified_manager","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"linux","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"active_iq_unified_manager","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"vmware_vsphere","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"active_iq_unified_manager","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"vsphere","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"active_iq_unified_manager","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"windows","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"ontap_select_deploy_administration_utility","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"oracle","cpe5":"communications_cloud_native_core_network_function_cloud_native_environment","cpe6":"22.2.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"oracle","cpe5":"communications_offline_mediation_controller","cpe6":"12.0.0.3.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"oracle","cpe5":"communications_pricing_design_center","cpe6":"12.0.0.3.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"oracle","cpe5":"enterprise_manager_ops_center","cpe6":"12.4.0.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"oracle","cpe5":"zfs_storage_appliance_kit","cpe6":"8.8","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"3.6.12","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"python","cpe5":"python","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"3.7.9","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"python","cpe5":"python","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"3.8.7","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"python","cpe5":"python","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"3177","vulnerable":"1","versionEndIncluding":"3.9.1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"python","cpe5":"python","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-3177","qid":"159129","title":"Oracle Enterprise Linux Security Update for python2 (ELSA-2021-9128)"},{"cve":"CVE-2021-3177","qid":"159130","title":"Oracle Enterprise Linux Security Update for python36 (ELSA-2021-9129)"},{"cve":"CVE-2021-3177","qid":"159131","title":"Oracle Enterprise Linux Security Update for python38 (ELSA-2021-9130)"},{"cve":"CVE-2021-3177","qid":"159200","title":"Oracle Enterprise Linux Security Update for python3 (ELSA-2021-1633)"},{"cve":"CVE-2021-3177","qid":"159342","title":"Oracle Enterprise Linux Security Update for python27:2.7 (ELSA-2021-1761)"},{"cve":"CVE-2021-3177","qid":"159460","title":"Oracle Enterprise Linux Security Update for python38:3.8 (ELSA-2021-1879)"},{"cve":"CVE-2021-3177","qid":"159958","title":"Oracle Enterprise Linux Security Update for python (ELSA-2022-5235)"},{"cve":"CVE-2021-3177","qid":"178536","title":"Debian Security Update for python3.5 (DLA 2619-1)"},{"cve":"CVE-2021-3177","qid":"179069","title":"Debian Security Update for python2.7 (DLA 2919-1)"},{"cve":"CVE-2021-3177","qid":"179762","title":"Debian Security Update for python3.7python2.7python3.9 (CVE-2021-3177)"},{"cve":"CVE-2021-3177","qid":"181802","title":"Debian Security Update for python2.7 (DLA 3432-1)"},{"cve":"CVE-2021-3177","qid":"198293","title":"Ubuntu Security Notification for Python2.7, Python3.7, Python3.8 Vulnerabilities (USN-4754-3)"},{"cve":"CVE-2021-3177","qid":"239292","title":"Red Hat Update for python38:3.8 (RHSA-2021:1879)"},{"cve":"CVE-2021-3177","qid":"239307","title":"Red Hat Update for python27:2.7 (RHSA-2021:1761)"},{"cve":"CVE-2021-3177","qid":"239323","title":"Red Hat Update for python3 (RHSA-2021:1633)"},{"cve":"CVE-2021-3177","qid":"239580","title":"Red Hat Update for rh-python38 (RHSA-2021:3254)"},{"cve":"CVE-2021-3177","qid":"239582","title":"Red Hat Update for python27 (RHSA-2021:3252)"},{"cve":"CVE-2021-3177","qid":"240523","title":"Red Hat Update for python (RHSA-2022:5235)"},{"cve":"CVE-2021-3177","qid":"257179","title":"CentOS Security Update for python (CESA-2022:5235)"},{"cve":"CVE-2021-3177","qid":"281609","title":"Fedora Security Update for python3.6 (FEDORA-2021-7fa9dc84d4)"},{"cve":"CVE-2021-3177","qid":"352299","title":"Amazon Linux Security Update for python26 python27: AL2012-2021-338"},{"cve":"CVE-2021-3177","qid":"356245","title":"Amazon Linux Security Advisory for python38 : ALASPYTHON3.8-2023-005"},{"cve":"CVE-2021-3177","qid":"375419","title":"Python3 Remote Code Execution Vulnerability"},{"cve":"CVE-2021-3177","qid":"375537","title":"Python Buffer Overflow/Web Cache Poisoning Vulnerability"},{"cve":"CVE-2021-3177","qid":"376090","title":"IBM Cognos Analytics Multiple Vulnerabilities (6491661)"},{"cve":"CVE-2021-3177","qid":"377245","title":"Alibaba Cloud Linux Security Update for python (ALINUX2-SA-2022:0032)"},{"cve":"CVE-2021-3177","qid":"377387","title":"Alibaba Cloud Linux Security Update for python3 (ALINUX3-SA-2021:0080)"},{"cve":"CVE-2021-3177","qid":"377557","title":"Alibaba Cloud Linux Security Update for python27:2.7 (ALINUX3-SA-2022:0112)"},{"cve":"CVE-2021-3177","qid":"500594","title":"Alpine Linux Security Update for python3"},{"cve":"CVE-2021-3177","qid":"501480","title":"Alpine Linux Security Update for python3"},{"cve":"CVE-2021-3177","qid":"501773","title":"Alpine Linux Security Update for python3"},{"cve":"CVE-2021-3177","qid":"501907","title":"Alpine Linux Security Update for python2"},{"cve":"CVE-2021-3177","qid":"504344","title":"Alpine Linux Security Update for python3"},{"cve":"CVE-2021-3177","qid":"670241","title":"EulerOS Security Update for python (EulerOS-SA-2021-1835)"},{"cve":"CVE-2021-3177","qid":"670313","title":"EulerOS Security Update for python (EulerOS-SA-2021-1911)"},{"cve":"CVE-2021-3177","qid":"670338","title":"EulerOS Security Update for python3 (EulerOS-SA-2021-1886)"},{"cve":"CVE-2021-3177","qid":"670368","title":"EulerOS Security Update for python3 (EulerOS-SA-2021-1957)"},{"cve":"CVE-2021-3177","qid":"670389","title":"EulerOS Security Update for python3 (EulerOS-SA-2021-1936)"},{"cve":"CVE-2021-3177","qid":"670668","title":"EulerOS Security Update for python (EulerOS-SA-2021-2427)"},{"cve":"CVE-2021-3177","qid":"750349","title":"OpenSUSE Security Update for python3 (openSUSE-SU-2021:0331-1)"},{"cve":"CVE-2021-3177","qid":"750365","title":"OpenSUSE Security Update for python (openSUSE-SU-2021:0270-1)"},{"cve":"CVE-2021-3177","qid":"900033","title":"CBL-Mariner Linux Security Update for python3 3.7.9"},{"cve":"CVE-2021-3177","qid":"903008","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for python3 (3812)"},{"cve":"CVE-2021-3177","qid":"904870","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for python2 (12412)"},{"cve":"CVE-2021-3177","qid":"940187","title":"AlmaLinux Security Update for python3 (ALSA-2021:1633)"},{"cve":"CVE-2021-3177","qid":"940287","title":"AlmaLinux Security Update for python38:3.8 (ALSA-2021:1879)"},{"cve":"CVE-2021-3177","qid":"940311","title":"AlmaLinux Security Update for python27:2.7 (ALSA-2021:1761)"},{"cve":"CVE-2021-3177","qid":"960385","title":"Rocky Linux Security Update for python38:3.8 (RLSA-2021:1879)"},{"cve":"CVE-2021-3177","qid":"960420","title":"Rocky Linux Security Update for python27:2.7 (RLSA-2021:1761)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-3177","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Python 3.x through 3.9.1 has a buffer overflow in PyCArg_repr in _ctypes/callproc.c, which may lead to remote code execution in certain Python applications that accept floating-point numbers as untrusted input, as demonstrated by a 1e300 argument to c_double.from_param. This occurs because sprintf is used unsafely."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://bugs.python.org/issue42938","refsource":"MISC","name":"https://bugs.python.org/issue42938"},{"url":"https://github.com/python/cpython/pull/24239","refsource":"MISC","name":"https://github.com/python/cpython/pull/24239"},{"url":"https://python-security.readthedocs.io/vuln/ctypes-buffer-overflow-pycarg_repr.html","refsource":"MISC","name":"https://python-security.readthedocs.io/vuln/ctypes-buffer-overflow-pycarg_repr.html"},{"refsource":"FEDORA","name":"FEDORA-2021-faf88b9499","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MGSV6BJQLRQ6RKVUXK7JGU7TP4QFGQXC/"},{"refsource":"FEDORA","name":"FEDORA-2021-cc3ff94cfc","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NQPARTLNSFQVMMQHPNBFOCOZOO3TMQNA/"},{"refsource":"GENTOO","name":"GLSA-202101-18","url":"https://security.gentoo.org/glsa/202101-18"},{"refsource":"FEDORA","name":"FEDORA-2021-e3a5a74610","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7GZV74KM72O2PEJN2C4XP3V5Q5MZUOO/"},{"refsource":"FEDORA","name":"FEDORA-2021-ced31f3f0c","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CCFZMVRQUKCBQIG5F2CBVADK63NFSE4A/"},{"refsource":"FEDORA","name":"FEDORA-2021-42ba9feb47","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BRHOCQYX3QLDGDQGTWQAUUT2GGIZCZUO/"},{"refsource":"FEDORA","name":"FEDORA-2021-076a2dccba","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NXSMBHES3ANXXS2RSO5G6Q24BR4B2PWK/"},{"refsource":"FEDORA","name":"FEDORA-2021-851c6e4e2d","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V6XJAULOS5JVB2L67NCKKMJ5NTKZJBSD/"},{"refsource":"FEDORA","name":"FEDORA-2021-66547ff92d","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YDTZVGSXQ7HR7OCGSUHTRNTMBG43OMKU/"},{"refsource":"FEDORA","name":"FEDORA-2021-17668e344a","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Y4KSYYWMGAKOA2JVCQA422OINT6CKQ7O/"},{"refsource":"FEDORA","name":"FEDORA-2021-d5cde50865","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FPE7SMXYUIWPOIZV4DQYXODRXMFX3C5E/"},{"refsource":"FEDORA","name":"FEDORA-2021-7547ad987f","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HCQTCSP6SCVIYNIRUJC5X7YBVUHPLSC4/"},{"refsource":"FEDORA","name":"FEDORA-2021-f4fd9372c7","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NODWHDIFBQE5RU5PUWUVE47JOT5VCMJ2/"},{"refsource":"FEDORA","name":"FEDORA-2021-3352c1c802","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MP572OLHMS7MZO4KUPSCIMSZIA5IZZ62/"},{"refsource":"MLIST","name":"[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar","url":"https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E"},{"refsource":"FEDORA","name":"FEDORA-2021-907f3bacae","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FONHJIOZOFD7CD35KZL6SVBUTMBPGZGA/"},{"refsource":"MLIST","name":"[debian-lts-announce] 20210405 [SECURITY] [DLA 2619-1] python3.5 security update","url":"https://lists.debian.org/debian-lts-announce/2021/04/msg00005.html"},{"url":"https://www.oracle.com//security-alerts/cpujul2021.html","refsource":"MISC","name":"https://www.oracle.com//security-alerts/cpujul2021.html"},{"refsource":"MISC","name":"https://news.ycombinator.com/item?id=26185005","url":"https://news.ycombinator.com/item?id=26185005"},{"refsource":"CONFIRM","name":"https://security.netapp.com/advisory/ntap-20210226-0003/","url":"https://security.netapp.com/advisory/ntap-20210226-0003/"},{"url":"https://www.oracle.com/security-alerts/cpuoct2021.html","refsource":"MISC","name":"https://www.oracle.com/security-alerts/cpuoct2021.html"},{"url":"https://www.oracle.com/security-alerts/cpujan2022.html","refsource":"MISC","name":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"refsource":"MLIST","name":"[debian-lts-announce] 20220212 [SECURITY] [DLA 2919-1] python2.7 security update","url":"https://lists.debian.org/debian-lts-announce/2022/02/msg00013.html"},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html","refsource":"MISC","name":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"refsource":"MLIST","name":"[debian-lts-announce] 20230524 [SECURITY] [DLA 3432-1] python2.7 security update","url":"https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html"}]}},"nvd":{"publishedDate":"2021-01-19 06:15:00","lastModifiedDate":"2023-11-07 03:37:00","problem_types":["CWE-120"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"},"exploitabilityScore":3.9,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":7.5},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:python:python:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7.0","versionEndIncluding":"3.7.9","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:python:python:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9.0","versionEndIncluding":"3.9.1","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:python:python:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8.0","versionEndIncluding":"3.8.7","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:python:python:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6.0","versionEndIncluding":"3.6.12","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:oracle:communications_offline_mediation_controller:12.0.0.3.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:oracle:communications_pricing_design_center:12.0.0.3.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:22.2.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"3177","Ordinal":"200107","Title":"CVE-2021-3177","CVE":"CVE-2021-3177","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"3177","Ordinal":"1","NoteData":"Python 3.x through 3.9.1 has a buffer overflow in PyCArg_repr in _ctypes/callproc.c, which may lead to remote code execution in certain Python applications that accept floating-point numbers as untrusted input, as demonstrated by a 1e300 argument to c_double.from_param. This occurs because sprintf is used unsafely.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"3177","Ordinal":"2","NoteData":"2021-01-19","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"3177","Ordinal":"3","NoteData":"2022-02-12","Type":"Other","Title":"Modified"}]}}}