{"id":"CVE-2023-1667","state":"PUBLISHED","title":"A NULL pointer dereference was found In libssh during re-keying with algorithm guessing. This issue may allow an authenticated client to cause a denial of service.","description":"A NULL pointer dereference was found In libssh during re-keying with algorithm guessing. This issue may allow an authenticated client to cause a denial of service.","publishedAt":"2023-05-26T00:00:00.000Z","updatedAt":"2024-08-02T05:57:24.326Z","severity":null,"assigner":"redhat","products":["n/a libssh"],"affected":[{"vendor":"n/a","product":"libssh","versions":[{"version":"libssh-2","status":"affected"}]}],"references":["https://access.redhat.com/security/cve/CVE-2023-1667","https://bugzilla.redhat.com/show_bug.cgi?id=2182199","http://www.libssh.org/security/advisories/CVE-2023-1667.txt","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/","https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html","https://security.gentoo.org/glsa/202312-05"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:05:36.141Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/1xxx/CVE-2023-1667.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-1667","state":"PUBLISHED","datePublished":"2023-05-26T00:00:00.000Z","dateUpdated":"2024-08-02T05:57:24.326Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2023-03-27T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A NULL pointer dereference was found In libssh during re-keying with algorithm guessing. This issue may allow an authenticated client to cause a denial of service."}],"affected":[{"vendor":"n/a","product":"libssh","versions":[{"version":"libssh-2","status":"affected"}]}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-1667"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2182199"},{"url":"http://www.libssh.org/security/advisories/CVE-2023-1667.txt"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/","name":"FEDORA-2023-5fa5ca2043","tags":["vendor-advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html","name":"[debian-lts-announce] 20230529 [SECURITY] [DLA 3437-1] libssh security update","tags":["mailing-list"]},{"url":"https://security.gentoo.org/glsa/202312-05","name":"GLSA-202312-05","tags":["vendor-advisory"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","type":"CWE","lang":"en","description":"CWE-476"}]}],"providerMetadata":{"shortName":"redhat","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateUpdated":"2023-12-22T10:06:17.929Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-1667","tags":["x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2182199","tags":["x_transferred"]},{"url":"http://www.libssh.org/security/advisories/CVE-2023-1667.txt","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/","name":"FEDORA-2023-5fa5ca2043","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html","name":"[debian-lts-announce] 20230529 [SECURITY] [DLA 3437-1] libssh security update","tags":["mailing-list","x_transferred"]},{"url":"https://security.gentoo.org/glsa/202312-05","name":"GLSA-202312-05","tags":["vendor-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T05:57:24.326Z"}}]}}}