What is CVE-2022-32744?

CVE-2022-32744 is a high-severity vulnerability in Samba, classified under Authentication Bypass by Spoofing. CVSS score: 8.8/10. Published 2022-08-25.

How severe is CVE-2022-32744?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Samba

CVE-2022-32744

A flaw was found in Samba. The KDC accepts kpasswd requests encrypted with any key known to it. By encrypting forged kpasswd requests with its own key, a user can change other users' passwords, enabling full domain takeover.

Published 2022-08-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Samba
Samba — versions Versions prior to samba 4.16.4, samba 4.15.9, samba 4.14.14

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

www.samba.org/samba/security/CVE-2022-32744.html (Patch, Vendor Advisory)
security.gentoo.org/glsa/202309-06 (vendor-advisory)

Frequently asked questions

What is CVE-2022-32744?: CVE-2022-32744 is a high-severity vulnerability in Samba, classified under Authentication Bypass by Spoofing. CVSS score: 8.8/10. Published 2022-08-25.
How severe is CVE-2022-32744?: High severity. CVSS v3 base score is 8.8 out of 10.