{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-13151","assignerOrgId":"37e5125f-f79b-445b-8fad-9564f167944b","state":"PUBLISHED","assignerShortName":"certcc","dateReserved":"2025-11-13T21:14:53.973Z","datePublished":"2026-01-07T21:14:05.223Z","dateUpdated":"2026-01-20T17:08:41.712Z"},"containers":{"cna":{"title":"CVE-2025-13151","descriptions":[{"lang":"en","value":"Stack-based buffer overflow in libtasn1 version: v4.20.0. The function fails to validate the size of input data resulting in a buffer overflow in asn1_expend_octet_string."}],"source":{"discovery":"EXTERNAL"},"credits":[{"lang":"en","value":"This issue was reported Benny Zelster from Microsoft Security Research","type":"finder"}],"affected":[{"vendor":"GnuTLS","product":"libtasn1","versions":[{"status":"affected","version":"0","lessThanOrEqual":"4.20.0","versionType":"semver"}]}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')"}]},{"descriptions":[{"lang":"en","description":"CWE-121 Stack-based Buffer Overflow"}]}],"references":[{"url":"https://gitlab.com/gnutls/libtasn1","name":"Source Code Respoitory"},{"url":"https://gitlab.com/gnutls/libtasn1/-/merge_requests/121","name":"Proposed Pull Request","tags":["patch"]}],"x_generator":{"engine":"VINCE 3.0.31","env":"prod","origin":"https://cveawg.mitre.org/api/cve/CVE-2025-13151"},"providerMetadata":{"orgId":"37e5125f-f79b-445b-8fad-9564f167944b","shortName":"certcc","dateUpdated":"2026-01-07T21:15:56.927Z"}},"adp":[{"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":"2026-01-07T21:32:59.782767Z","id":"CVE-2025-13151","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-07T21:33:12.865Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/01/08/5"},{"url":"https://www.kb.cert.org/vuls/id/271649"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-01-20T17:08:41.712Z"}}]}}