Link Following Affecting libarchive13 package, versions <3.5.1-150400.3.9.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.39% (32nd percentile)

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  • Snyk IDSNYK-SLES154-LIBARCHIVE13-3113417
  • published12 Nov 2022
  • disclosed10 Nov 2022

Introduced: 10 Nov 2022

CVE-2021-31566  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 libarchive13 to version 3.5.1-150400.3.9.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libarchive13 package and not the libarchive13 package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

An improper link resolution flaw can occur while extracting an archive leading to changing modes, times, access control lists, and flags of a file outside of the archive. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to gain more privileges in a system.

CVSS Base Scores

version 3.1