Input validation error in BIG-IP - CVE-2021-23012
Published: April 29, 2021
Vulnerability identifier: #VU52744
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-2021-23012
CWE-ID: CWE-20
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 insufficient validation of user-supplied input for items used in system support functionality. A local privileged user granted either "Resource Administrator" or "Administrator" role can execute arbitrary bash commands on BIG-IP system.
Affected software
BIG-IP
How to mitigate CVE-2021-23012
Install updates from vendor's website.
BIG-IP - addressed in versions 13.1.4, 14.1.4, 15.1.3, 16.0.1.1