{"api_version":"1","generated_at":"2026-04-23T01:33:34+00:00","cve":"CVE-2023-41909","urls":{"html":"https://cve.report/CVE-2023-41909","api":"https://cve.report/api/cve/CVE-2023-41909.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-41909","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-41909"},"summary":{"title":"CVE-2023-41909","description":"An issue was discovered in FRRouting FRR through 9.0. bgp_nlri_parse_flowspec in bgpd/bgp_flowspec.c processes malformed requests with no attributes, leading to a NULL pointer dereference.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2023-09-05 07:15:00","updated_at":"2023-11-15 05:15:00"},"problem_types":["CWE-476"],"metrics":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JLG64IF3FU7V76K4TKCCXVNEE6P2VUDO/","name":"FEDORA-2023-ce436d56f8","refsource":"","tags":[],"title":"[SECURITY] Fedora 37 Update: frr-8.5.3-1.fc37 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html","name":"[debian-lts-announce] 20230919 [SECURITY] [DLA 3573-1] frr security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 3573-1] frr security update","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/FRRouting/frr/pull/13222/commits/cfd04dcb3e689754a72507d086ba3b9709fc5ed8","name":"https://github.com/FRRouting/frr/pull/13222/commits/cfd04dcb3e689754a72507d086ba3b9709fc5ed8","refsource":"MISC","tags":[],"title":"Limit scope by donaldsharp · Pull Request #13222 · FRRouting/frr · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LMJNX44SMJM25JZO7XWHDQCOB4SNJPIE/","name":"FEDORA-2023-514db5339e","refsource":"","tags":[],"title":"[SECURITY] Fedora 39 Update: frr-8.5.3-1.fc39 - 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/WXR6PIVY4SWO7HDT4EY733H4X32SCPM4/","name":"FEDORA-2023-61abba57d8","refsource":"","tags":[],"title":"[SECURITY] Fedora 38 Update: frr-8.5.3-1.fc38 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-41909","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41909","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2023","cve_id":"41909","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"10.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2023","cve_id":"41909","vulnerable":"1","versionEndIncluding":"9.0","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"frrouting","cpe5":"frrouting","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2023-41909","qid":"199835","title":"Ubuntu Security Notification for FRR Vulnerabilities (USN-6436-1)"},{"cve":"CVE-2023-41909","qid":"284736","title":"Fedora Security Update for frr (FEDORA-2023-ce436d56f8)"},{"cve":"CVE-2023-41909","qid":"284737","title":"Fedora Security Update for frr (FEDORA-2023-61abba57d8)"},{"cve":"CVE-2023-41909","qid":"285153","title":"Fedora Security Update for frr (FEDORA-2023-514db5339e)"},{"cve":"CVE-2023-41909","qid":"6000142","title":"Debian Security Update for frr (DLA 3573-1)"},{"cve":"CVE-2023-41909","qid":"754897","title":"SUSE Enterprise Linux Security Update for frr (SUSE-SU-2023:3709-1)"},{"cve":"CVE-2023-41909","qid":"754918","title":"SUSE Enterprise Linux Security Update for frr (SUSE-SU-2023:3762-1)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2023-41909","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":"An issue was discovered in FRRouting FRR through 9.0. bgp_nlri_parse_flowspec in bgpd/bgp_flowspec.c processes malformed requests with no attributes, leading to a NULL pointer dereference."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://github.com/FRRouting/frr/pull/13222/commits/cfd04dcb3e689754a72507d086ba3b9709fc5ed8","refsource":"MISC","name":"https://github.com/FRRouting/frr/pull/13222/commits/cfd04dcb3e689754a72507d086ba3b9709fc5ed8"},{"refsource":"MLIST","name":"[debian-lts-announce] 20230919 [SECURITY] [DLA 3573-1] frr security update","url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html"}]}},"nvd":{"publishedDate":"2023-09-05 07:15:00","lastModifiedDate":"2023-11-15 05:15:00","problem_types":["CWE-476"],"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}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*","versionEndIncluding":"9.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}