OS Command Injection in FortiAuthenticator - CVE-2021-26116
Published: September 7, 2021
Vulnerability identifier: #VU56382
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-2021-26116
CWE-ID: CWE-78
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to improper input validation in the command line interpreter of FortiAuthenticator. A local user can execute unauthorized commands via specifically crafted arguments to existing commands.
Affected software
FortiAuthenticator
How to mitigate CVE-2021-26116
Install updates from vendor's website.
FortiAuthenticator - update to 6.3.1