CVE-2019-6621 Command injection in BIG-IP

High 7.2 Published 2 Jul 2019 Updated 4 Aug 2024

An admin or resource admin user can execute arbitrary commands via iControl REST or tmsh on F5 BIG-IP and BIG-IQ devices.

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-2019-6621?

CVE-2019-6621 is a high-severity command injection vulnerability in F5 Big-Ip Access Policy Manager, published on 2 Jul 2019. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

On BIG-IP 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.1.4, 12.1.0-12.1.4.1, 11.6.1-11.6.3.4, and 11.5.2-11.5.8 and BIG-IQ 7.0.0-7.1.0.2, 6.0.0-6.1.0, and 5.1.0-5.4.0, an undisclosed iControl REST worker is vulnerable to command injection by an admin/resource admin user. This issue impacts both iControl REST and tmsh implementations.

Weakness: CWE-78

Which versions are affected by CVE-2019-6621?

It affects 14 products.

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

How do I fix CVE-2019-6621?

No fix has been published for CVE-2019-6621 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-2019-6621 being exploited?

There is no known exploitation of CVE-2019-6621 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-q2v5-cm67-w8qq.