Command Injection in FortiExtender - CVE-2021-41016

 

Command Injection in FortiExtender - CVE-2021-41016

Published: February 1, 2022


Vulnerability identifier: #VU60215
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-41016
CWE-ID: CWE-77
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to execute arbitrary commands on the system.

The vulnerability exists due to improper input validation. A local user can pass specially crafted arguments to the `execute` CLI command and execute arbitrary code with elevated privileges.


Affected software

FortiExtender

How to mitigate CVE-2021-41016

Install updates from vendor's website.

FortiExtender - addressed in versions 4.1.8, 4.2.4, 7.0.2

External References

Related Security Bulletins