Rapid7 Vulnerability & Exploit Database

Alma Linux: CVE-2021-31566: Moderate: libarchive security update (ALSA-2022-0892)

Back to Search

Alma Linux: CVE-2021-31566: Moderate: libarchive security update (ALSA-2022-0892)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/15/2022
Created
05/05/2022
Added
05/04/2022
Modified
05/13/2022

Description

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.

Solution(s)

  • alma-upgrade-bsdtar
  • alma-upgrade-libarchive
  • alma-upgrade-libarchive-devel

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;