CVE-2021-42056

Published: Jun 24, 2022Modified: Nov 21, 2024

6.7

Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitability: 0.8 / Impact: 5.9

Source: NVD

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.

Affected (1)

Products: Thalesgroup: Safenet Authentication Client

1 product

Safenet Authentication Client

Configuration A

1 vulnerable · 2 platform

Vulnerable Software	Affected Versions
Thalesgroup Safenet Authentication Client	Up to 10.7.7

Running on/with	Platform Versions
Linux Linux Kernel	All versions
Microsoft Windows	All versions

Related CWEs

Improper Link Resolution Before File Access ('Link Following')

The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

References (2)

https://github.com/z00z00z00/Safenet_SAC_CVE-2021-42056

Source: cve@mitre.org

ExploitThird Party Advisory

https://github.com/z00z00z00/Safenet_SAC_CVE-2021-42056

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

Timeline

No history available yet.