CVE-2024-28889 BIG-IP SSL vulnerability

Medium 5.9 Published 8 May 2024 Updated 2 Aug 2024

Attackers can cause TMM termination and service disruption on BIG-IP devices when SSL alert timeout is configured with non-default values.

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-2024-28889?

CVE-2024-28889 is a medium-severity denial of service vulnerability in F5 Big-Ip Access Policy Manager, published on 8 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

When an SSL profile with alert timeout is configured with a non-default value on a virtual server, undisclosed traffic along with conditions beyond the attacker's control can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Weakness: CWE-825

Which versions are affected by CVE-2024-28889?

It affects 21 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 15 more.

How do I fix CVE-2024-28889?

No fix has been published for CVE-2024-28889 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-2024-28889 being exploited?

There is no known exploitation of CVE-2024-28889 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-j5j7-c96c-3p39.