CVE-2020-14318

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-12-03 · updated 2026-06-17
Weakness: CWE-266

Description

A flaw was found in the way samba handled file and directory permissions. An authenticated user could use this flaw to gain access to certain file and directory information which otherwise would be unavailable to the attacker.

Affected products

Red Hat Enterprise Linux: 7.0, 8.0
RedHat Storage: 3.0
Samba: from 3.6.0 before 4.11.15; from 4.12.0 before 4.12.9; from 4.13.0 before 4.13.1 — fixed in 4.11.15, 4.12.9, 4.13.1

How to fix

Upgrade to a fixed version: Samba 4.11.15, 4.12.9, 4.13.1. Check the vendor advisory for mitigations.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1892631
https://lists.debian.org/debian-lts-announce/2024/04/msg00015.html
https://security.gentoo.org/glsa/202012-24
https://www.samba.org/samba/security/CVE-2020-14318.html
https://bugzilla.redhat.com/show_bug.cgi?id=1892631
https://lists.debian.org/debian-lts-announce/2024/04/msg00015.html
https://security.gentoo.org/glsa/202012-24
https://www.samba.org/samba/security/CVE-2020-14318.html

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