VULNERABILITY INTELLIGENCE

CVE-2021-42056

CVSS score6.7 MEDIUM
EPSS probability1.03%
CISA KEVNot currently listed
Published2022-06-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Description

Thales Safenet Authentication Client (SAC) for Linux and Windows through 10.7.7 creates insecure temporary hid and lock files allowing a local attacker, through a symlink attack, to overwrite arbitrary files, and potentially achieve arbitrary command execution with high privileges.

Weakness classification

  • CWE-59: Improper Link Resolution Before File Access ('Link Following')

Primary references