Race Condition Affecting samba-client package, versions <2:4.17.5-0.amzn2023.0.2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.36% (74th percentile)

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  • Snyk IDSNYK-AMZN2023-SAMBACLIENT-6253164
  • published20 Feb 2024
  • disclosed23 Aug 2022

Introduced: 23 Aug 2022

CVE-2021-20316  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 samba-client to version 2:4.17.5-0.amzn2023.0.2 or higher.
This issue was patched in ALAS2023-2023-032.

NVD Description

Note: Versions mentioned in the description apply only to the upstream samba-client package and not the samba-client package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

A flaw was found in the way Samba handled file/directory metadata. This flaw allows an authenticated attacker with permissions to read or modify share metadata, to perform this operation outside of the share.

CVSS Scores

version 3.1