Medium severity · published Jun 24, 2022
CVE-2021-42056
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,…
6.7
CVSS
1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SA
Safenet Authentication Client · Thalesgroup
through 10.7.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-42056
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-42056
Exploit
https://github.com/z00z00z00/Safenet_SAC_CVE-2021-42056
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