CVE-2022-2031

HIGH8.8EPSS 0.35%

samba - security update

Published: 8/25/2022Modified: 12/3/2025

Also known as:ALPINE-CVE-2022-2031

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.

Affected packages (3)

Alpine/sambafrom 0, < 4.14.14-r0
Debian/sambafrom 0, < 2:4.13.13+dfsg-1~deb11u5
Debian/sambafrom 0, < 2:4.13.13+dfsg-1~deb11u5

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	HIGH8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References (2)

ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2022-2031
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2022-2031