PT-2022-11537 · Thales · Thales Safenet Authentication Client

Z00Kov · Published 2022-06-24 · Updated 2022-07-06 · CVE-2021-42056

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Thales Safenet Authentication Client (SAC) for Linux and Windows versions through 10.7.7

Description The issue allows a local attacker to create insecure temporary hid and lock files, potentially leading to arbitrary file overwriting and command execution with high privileges through a symlink attack.

Recommendations For versions through 10.7.7, consider restricting access to temporary files and directories to minimize the risk of exploitation until a patch is available. As a temporary workaround, avoid using the affected Thales Safenet Authentication Client (SAC) for sensitive operations until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

CVE-2021-42056

Affected Products

Thales Safenet Authentication Client

References · 5

• 🔥 https://github.com/z00z00z00/Safenet_SAC_CVE-2021-42056 · Exploit
• https://osv.dev/vulnerability/CVE-2021-42056 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-42056 · Security Note
• https://t.me/cibsecurity/45103 · Telegram Post
• https://t.me/cvenotify/32136 · Telegram Post