CVE-2025-24312 BIG-IP AFM vulnerability

High 8.7 Published 5 Feb 2025 Updated 12 Feb 2025

Attackers can cause high CPU utilization and denial of service on F5 BIG-IP systems when IPS and protocol inspection are enabled.

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-2025-24312?

CVE-2025-24312 is a high-severity denial of service vulnerability in F5 Big-Ip Advanced Firewall Manager, published on 5 Feb 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

When BIG-IP AFM is provisioned with IPS module enabled and protocol inspection profile is configured on a virtual server or firewall rule or policy, undisclosed traffic can cause an increase in CPU resource utilization.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Weakness: CWE-770

Which versions are affected by CVE-2025-24312?

It affects 2 products.

Products include F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Next Cloud-Native Network Functions.

How do I fix CVE-2025-24312?

No fix has been published for CVE-2025-24312 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-2025-24312 being exploited?

There is no known exploitation of CVE-2025-24312 in the wild and no public exploit code.

All F5 Big-Ip Advanced Firewall Manager vulnerabilities

Sources

Also known as GHSA-7qw3-c2vm-fjhq.