CVE-2022-45141

At a glance

Severity: CRITICAL 9.8
EPSS: EPSS 0.45 % · percentile 39 (2026-10-27)
State: PUBLISHED
Published: 2023-03-06
Updated: 2025-03-06
Assigner: redhat
NVD status: Modified

Description

Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DCs will issue rc4-hmac encrypted tickets despite the target server supporting better encryption (eg aes256-cts-hmac-sha1-96).

Scores

Version	Score	Vector	Scored by
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD · nvd@nist.gov (Primary)
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

European references

ENISA EUVD · EUVD-2022-48056
GCVE · GCVE-0-2022-45141

CERT-FR advisories

CERTFR-2023-AVI-0417 — Multiples vulnérabilités dans les produits Synology · cert.ssi.gouv.fr
CERTFR-2022-AVI-1112 — Multiples vulnérabilités dans Samba · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* < 4.15.13
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* ≥ 4.16.0 < 4.16.8

Affected products

Product	Versions
Samba	affected Fixed in samba 4.15.13, samba 4.16.8, samba 4.15.13

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD