OS Command Injection in Firepower NGFW - CVE-2022-20828
Published: June 22, 2022 / Updated: September 5, 2022
Vulnerability identifier: #VU64597
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Clear
CVE-ID: CVE-2022-20828
CWE-ID: CWE-78
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vendor: Cisco Systems, Inc
Affected software:
Firepower NGFW
Firepower NGFW
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to improper input validation in the CLI parser of Cisco FirePOWER Software for Adaptive Security Appliance (ASA) FirePOWER module. A local user can pass specially crafted parameters to the affected CLI command and execute arbitrary commands on the system with root privileges.
How to mitigate CVE-2022-20828
Install updates from vendor's website.