CVE-2023-1667

medium

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.

References

Advisories
More

https://security.gentoo.org/glsa/202312-05

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://bugzilla.redhat.com/show_bug.cgi?id=2182199

https://access.redhat.com/security/cve/CVE-2023-1667

http://www.libssh.org/security/advisories/CVE-2023-1667.txt

Details

Source: Mitre, NVD

Published: 2023-05-26

Updated: 2023-12-22

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H