CVE-2022-41624 BIG-IP iRules vulnerability CVE-2022-41624

High 7.5 Published 19 Oct 2022 Updated 8 May 2025

Attackers can cause memory exhaustion and denial of service on F5 BIG-IP devices if a sideband iRule is configured.

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

What is CVE-2022-41624?

CVE-2022-41624 is a high-severity denial of service vulnerability in F5 Big-Ip Access Policy Manager, published on 19 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In BIG-IP versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.2, 15.1.x before 15.1.7, 14.1.x before 14.1.5.2, and 13.1.x before 13.1.5.1, when a sideband iRule is configured on a virtual server, undisclosed traffic can cause an increase in memory resource utilization.

Weakness: CWE-401

Which versions are affected by CVE-2022-41624?

It affects 11 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 5 more.

How do I fix CVE-2022-41624?

No fix has been published for CVE-2022-41624 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-41624 being exploited?

There is no known exploitation of CVE-2022-41624 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-948p-87wr-rw9m.