{"id":"CVE-2023-52557","state":"PUBLISHED","title":"OpenBSD 7.3 invalid l2tp message npppd crash","description":"In OpenBSD 7.3 before errata 016, npppd(8) could crash by a l2tp message which has an AVP (Attribute-Value Pair) with wrong length.\n","publishedAt":"2024-03-01T16:14:56.065Z","updatedAt":"2024-08-02T23:03:20.647Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"cisa-cg","products":["OpenBSD OpenBSD"],"affected":[{"vendor":"OpenBSD","product":"OpenBSD","defaultStatus":"affected","versions":[{"version":"7.3","status":"affected","lessThan":"7.3 errata 016","versionType":"custom"}],"repo":"https://github.com/openbsd/src/"}],"references":["https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/016_npppd.patch.sig","https://github.com/openbsd/src/commit/abf3a29384c582c807a621e7fc6e7c68d0cafe9b"],"weaknesses":["CWE-131","CWE-805"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/52xxx/CVE-2023-52557.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-52557","state":"PUBLISHED","datePublished":"2024-03-01T16:14:56.065Z","dateUpdated":"2024-08-02T23:03:20.647Z","assignerShortName":"cisa-cg","assignerOrgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateReserved":"2024-03-01T16:04:51.307Z"},"containers":{"cna":{"title":"OpenBSD 7.3 invalid l2tp message npppd crash","descriptions":[{"lang":"en","value":"In OpenBSD 7.3 before errata 016, npppd(8) could crash by a l2tp message which has an AVP (Attribute-Value Pair) with wrong length.\n"}],"affected":[{"vendor":"OpenBSD","product":"OpenBSD","defaultStatus":"affected","versions":[{"version":"7.3","status":"affected","lessThan":"7.3 errata 016","versionType":"custom"}],"repo":"https://github.com/openbsd/src/"}],"references":[{"url":"https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/016_npppd.patch.sig"},{"url":"https://github.com/openbsd/src/commit/abf3a29384c582c807a621e7fc6e7c68d0cafe9b"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-131","description":"CWE-131 Incorrect Calculation of Buffer Size","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"cisa-cg","orgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateUpdated":"2024-03-01T16:26:42.158Z"},"datePublic":"2023-09-21T00:00:00.000Z","source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"openbsd","product":"openbsd","defaultStatus":"unknown","versions":[{"version":"7.3","status":"affected","lessThan":"7.3_errata_016","versionType":"custom"}],"cpes":["cpe:2.3:o:openbsd:openbsd:7.3:*:*:*:*:*:*:*"]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-03-01T20:52:55.807478Z","id":"CVE-2023-52557","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-805","type":"CWE","lang":"en","description":"CWE-805 Buffer Access with Incorrect Length Value"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-07-26T15:58:46.140Z"}},{"title":"CVE Program Container","references":[{"url":"https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/016_npppd.patch.sig","tags":["x_transferred"]},{"url":"https://github.com/openbsd/src/commit/abf3a29384c582c807a621e7fc6e7c68d0cafe9b","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T23:03:20.647Z"}}]}}}