Vulnerability Monitor

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CVE-2023-1667

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.

Published

2023-05-26T18:15:10.740

Last Modified

2024-11-21T07:39:39.170

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

Weaknesses

Type: Secondary
CWE-476
Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libssh	libssh	≤ 0.9.6	Yes
Application	libssh	libssh	≤ 0.10.4	Yes
Operating System	fedoraproject	fedora	37	Yes
Operating System	debian	debian_linux	10.0	Yes
Operating System	redhat	enterprise_linux	8.0	Yes
Operating System	redhat	enterprise_linux	9.0	Yes

References

http://www.libssh.org/security/advisories/CVE-2023-1667.txt Vendor Advisory ([email protected])
https://access.redhat.com/security/cve/CVE-2023-1667 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=2182199 Issue Tracking, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html Mailing List, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/ ([email protected])
https://security.gentoo.org/glsa/202312-05 ([email protected])
http://www.libssh.org/security/advisories/CVE-2023-1667.txt Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/security/cve/CVE-2023-1667 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=2182199 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/ (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202312-05 (af854a3a-2127-422b-91ae-364da2661108)