{"api_version":"1","generated_at":"2026-04-23T09:37:07+00:00","cve":"CVE-2012-0877","urls":{"html":"https://cve.report/CVE-2012-0877","api":"https://cve.report/api/cve/CVE-2012-0877.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2012-0877","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-0877"},"summary":{"title":"CVE-2012-0877","description":"PyXML: Hash table collisions CPU usage Denial of Service","state":"PUBLIC","assigner":"secalert@redhat.com","published_at":"2019-11-22 17:15:00","updated_at":"2019-12-03 14:35:00"},"problem_types":["CWE-400"],"metrics":[],"references":[{"url":"http://seclists.org/oss-sec/2014/q3/96","name":"http://seclists.org/oss-sec/2014/q3/96","refsource":"MISC","tags":["Mailing List","Third Party Advisory"],"title":"oss-sec: Summer bug cleaning - some Hash DoS stuff","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security-tracker.debian.org/tracker/CVE-2012-0877","name":"https://security-tracker.debian.org/tracker/CVE-2012-0877","refsource":"MISC","tags":["Third Party Advisory"],"title":"CVE-2012-0877","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0877","name":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0877","refsource":"MISC","tags":["Issue Tracking","Third Party Advisory"],"title":"787109 – (CVE-2012-0877) CVE-2012-0877 PyXML: hash table collisions CPU usage DoS (oCERT-2011-003)","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2014/07/08/11","name":"http://www.openwall.com/lists/oss-security/2014/07/08/11","refsource":"MISC","tags":["Mailing List","Third Party Advisory"],"title":"oss-security - Summer bug cleaning - some Hash DoS stuff","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/security/cve/cve-2012-0877","name":"https://access.redhat.com/security/cve/cve-2012-0877","refsource":"MISC","tags":["Third Party Advisory"],"title":"CVE-2012-0877 - Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2012-0877","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-0877","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2012","cve_id":"877","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"python","cpe5":"pyxml","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"877","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"python","cpe5":"pyxml","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"877","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"redhat","cpe5":"enterprise_linux","cpe6":"5.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"877","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"redhat","cpe5":"enterprise_linux","cpe6":"6.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"877","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"redhat","cpe5":"enterprise_linux","cpe6":"5.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"877","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"redhat","cpe5":"enterprise_linux","cpe6":"6.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"877","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"redhat","cpe5":"enterprise_virtualization_hypervisor","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2012","cve_id":"877","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"redhat","cpe5":"enterprise_virtualization_hypervisor","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2012-0877","ASSIGNER":"secalert@redhat.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"PyXML: Hash table collisions CPU usage Denial of Service"}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"table collisions CPU usage DoS"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"PyXML","product":{"product_data":[{"product_name":"PyXML","version":{"version_data":[{"version_affected":"=","version_value":"through 2012-02-03"}]}}]}}]}},"references":{"reference_data":[{"url":"http://seclists.org/oss-sec/2014/q3/96","refsource":"MISC","name":"http://seclists.org/oss-sec/2014/q3/96"},{"url":"http://www.openwall.com/lists/oss-security/2014/07/08/11","refsource":"MISC","name":"http://www.openwall.com/lists/oss-security/2014/07/08/11"},{"url":"https://access.redhat.com/security/cve/cve-2012-0877","refsource":"MISC","name":"https://access.redhat.com/security/cve/cve-2012-0877"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0877","refsource":"MISC","name":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-0877"},{"url":"https://security-tracker.debian.org/tracker/CVE-2012-0877","refsource":"MISC","name":"https://security-tracker.debian.org/tracker/CVE-2012-0877"}]}},"nvd":{"publishedDate":"2019-11-22 17:15:00","lastModifiedDate":"2019-12-03 14:35:00","problem_types":["CWE-400"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:C","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE","baseScore":7.8},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.9,"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:pyxml:-:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:redhat:enterprise_virtualization_hypervisor:-:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2012","CveId":"877","Ordinal":"53530","Title":"CVE-2012-0877","CVE":"CVE-2012-0877","Year":"2012"},"notes":[{"CveYear":"2012","CveId":"877","Ordinal":"1","NoteData":"PyXML: Hash table collisions CPU usage Denial of Service","Type":"Description","Title":null},{"CveYear":"2012","CveId":"877","Ordinal":"2","NoteData":"2019-11-22","Type":"Other","Title":"Published"},{"CveYear":"2012","CveId":"877","Ordinal":"3","NoteData":"2019-11-22","Type":"Other","Title":"Modified"}]}}}