CVE-2022-2031

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

A flaw was found in Samba. The security vulnerability occurs when KDC and the kpasswd service share a single account and set of keys, allowing them to decrypt each other's tickets. A user who has been requested to change their password, can exploit this flaw to obtain and use tickets to other services.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2022-2031

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2022-2031.html

OS impact

OSVersionStatusFixed in
arch archfixed4.16.4-1
suse slesaffected
debian debianbookwormfixed2:4.16.4+dfsg-1
debian debianbullseyefixed2:4.13.13+dfsg-1~deb11u5
debian debianforkyfixed2:4.16.4+dfsg-1
debian debiansidfixed2:4.16.4+dfsg-1
debian debiantrixiefixed2:4.16.4+dfsg-1

References

Verify integrity in audit chain (admin only). AS-IS.