Vigil@nce - Squid cache: memory corruption via ext_lm_group_acl helper
April 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: openSUSE Leap, Squid, SUSE Linux Enterprise
Desktop, SLES, Ubuntu.
Severity: 2/4.
Consequences: user access/rights, denial of service on service,
denial of service on client.
Provenance: intranet server.
Confidence: confirmed by the editor (5/5).
Creation date: 03/02/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a memory corruption via ext_lm_group_acl
helper of Squid cache, in order to trigger a denial of service,
and possibly to run code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Squid-cache-memory-corruption-via-ext-lm-group-acl-helper-31498