OS Command Injection in Fortinet, Inc products - CVE-2021-26106
Published: July 14, 2021
Vulnerability identifier: #VU54847
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-2021-26106
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 within the kdbg CLI command. A local user can pass specially crafted input to the affected kdbg CLI command and execute arbitrary OS commands on the system with elevated privileges.
Affected software
FortiAP-S
FortiAP
FortiAP-W2
FortiAP
FortiAP-W2
How to mitigate CVE-2021-26106
Install updates from vendor's website.
FortiAP-S - addressed in versions 6.2.6, 6.4.6
FortiAP - update to 6.4.6
FortiAP-W2 - addressed in versions 6.2.6, 6.4.6
FortiAP - update to 6.4.6
FortiAP-W2 - addressed in versions 6.2.6, 6.4.6