6.5

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libssh ≫ Libssh Version >= 0.9.1 <= 0.9.6
Libssh ≫ Libssh Version >= 0.10.0 <= 0.10.4
Fedoraproject ≫ Fedora Version37
Debian ≫ Debian Linux Version10.0
Redhat ≫ Enterprise Linux Version8.0
Redhat ≫ Enterprise Linux Version9.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.31% 0.67
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html
Third Party Advisory
Mailing List
https://security.gentoo.org/glsa/202312-05
http://www.libssh.org/security/advisories/CVE-2023-1667.txt
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-1667
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2182199
Third Party Advisory
Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/