CVE-2022-0336
samba: Samba AD users with permission to write to an account can impersonate arbitrary services
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · January 31, 2022
Updated · November 22, 2025
Description
A logic flaw in the Samba Active Directory Domain Controller leads to a denial of service and service impersonation. This flaw allows an attacker with the ability to write to an account to perform a denial of service attack or service impersonation by adding an SPN that matches an existing service.
Statement
No versions of Red Hat Enterprise Linux, Red Hat Gluster Storage, or any other Red Hat Products are affected by this vulnerability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-276 · Incorrect Default Permissions