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-vulne...
SYNTHESIS OF THE VULNERABILITY
Impacted products: openSUSE Leap, Squid, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
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.
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