OS Command Injection in Cisco FXOS - CVE-2020-3169
Published: February 27, 2020
Vulnerability identifier: #VU25657
CSH Severity: Low
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-3169
CWE-ID: CWE-78
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to execute arbitrary shell commands on the target system.
The vulnerability exists due to insufficient validation of arguments passed to a specific CLI command. A local administrator can include a malicious input as the argument of an affected command and execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
This vulnerability affects Cisco FXOS Software running on the following Cisco devices:
- Firepower 4100 Series
- Firepower 9300 Security Appliances
Affected software
Cisco FXOS
How to mitigate CVE-2020-3169
Install updates from vendor's website.
Cisco FXOS - addressed in versions 2.2.2.97, 2.3.1.144, 2.4.1.234