CVE-2020-25721

HIGH

Samba 4.13.0-4.13.13 - Improper Input Validation in Kerberos Ticket Handling

Title source: llm
STIX 2.1

Description

Kerberos acceptors need easy access to stable AD identifiers (eg objectSid). Samba as an AD DC now provides a way for Linux applications to obtain a reliable SID (and samAccountName) in issued tickets.

References (4)

Core 4
Core References
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202309-06
Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2021728
Issue Tracking, Vendor Advisory
https://bugzilla.samba.org/show_bug.cgi?id=14725

Scores

CVSS v3 8.8
EPSS 0.0037
EPSS Percentile 58.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-20
Status published
Products (1)
samba/samba 4.13.0 - 4.13.14
Published Mar 16, 2022
Tracked Since Feb 18, 2026