{"id":"CVE-2025-12106","state":"PUBLISHED","title":"Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses","description":"Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses","publishedAt":"2025-12-01T12:43:02.480Z","updatedAt":"2025-12-01T18:50:28.995Z","severity":{"score":9.1,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","source":"CISA-ADP"},"assigner":"OpenVPN","products":["OpenVPN OpenVPN"],"affected":[{"vendor":"OpenVPN","product":"OpenVPN","defaultStatus":"unaffected","versions":[{"version":"2.7_alpha1","status":"affected","lessThanOrEqual":"2.7_rc1","versionType":"semver"}]}],"references":["https://community.openvpn.net/Security%20Announcements/CVE-2025-12106","https://www.mail-archive.com/openvpn-announce@lists.sourceforge.net/msg00152.html"],"weaknesses":["CWE-126"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/12xxx/CVE-2025-12106.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-12106","state":"PUBLISHED","datePublished":"2025-12-01T12:43:02.480Z","dateUpdated":"2025-12-01T18:50:28.995Z","assignerShortName":"OpenVPN","assignerOrgId":"36a55730-e66d-4d39-8ca6-3c3b3017965e","dateReserved":"2025-10-23T08:47:11.843Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses"}],"affected":[{"vendor":"OpenVPN","product":"OpenVPN","defaultStatus":"unaffected","versions":[{"version":"2.7_alpha1","status":"affected","lessThanOrEqual":"2.7_rc1","versionType":"semver"}]}],"references":[{"url":"https://community.openvpn.net/Security%20Announcements/CVE-2025-12106","tags":["vendor-advisory"]},{"url":"https://www.mail-archive.com/openvpn-announce@lists.sourceforge.net/msg00152.html","tags":["release-notes"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-126","lang":"en","description":"CWE-126: Buffer Over-read","type":"CWE"}]}],"providerMetadata":{"shortName":"OpenVPN","orgId":"36a55730-e66d-4d39-8ca6-3c3b3017965e","dateUpdated":"2025-12-01T12:43:02.480Z"},"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.1,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-12-01T18:49:24.604801Z","id":"CVE-2025-12106","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-12-01T18:50:28.995Z"}}]}}}