CVE-2022-45141

Critical

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).

SeverityCritical

CVSS9.8

Exploit probability—

ProductSamba

PublishedMar 6, 2023

First seenMar 6, 2023

Weakness typeCWE-328CWE-328

How to fix

Update

samba samba4.15.13, 4.16.8 or later

Vendor advisories

security.gentoo.org/glsa/202309-06

Affected products

Product	Affected versions	Fixed in
samba samba	v < 4.15.13, 4.16.0 ≤ v < 4.16.8	4.15.13, 4.16.8

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