CVE-2021-22989 Command injection in BIG-IP Advanced WAF or BIG-IP ASM in Appliance Mode

Critical 9.1 Published 31 Mar 2021 Updated 3 Aug 2024

Authenticated attackers can execute remote commands on BIG-IP Advanced WAF devices running in Appliance mode via the Configuration utility.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-22989?

CVE-2021-22989 is a critical command injection vulnerability in F5 Big-Ip Access Policy Manager, published on 31 Mar 2021. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, 12.1.x before 12.1.5.3, and 11.6.x before 11.6.5.3, when running in Appliance mode with Advanced WAF or BIG-IP ASM provisioned, the TMUI, also referred to as the Configuration utility, has an authenticated remote command execution vulnerability in undisclosed pages. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Which versions are affected by CVE-2021-22989?

It affects 14 products.

Products include F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Advanced Web Application Firewall, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager and 8 more.

How do I fix CVE-2021-22989?

No fix has been published for CVE-2021-22989 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2021-22989 being exploited?

There is no known exploitation of CVE-2021-22989 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-86gp-vc79-86x4.