CVE-2022-32455 TMM vulnerability CVE-2022-32455

High 7.5 Published 4 Aug 2022 Updated 16 Sep 2024

Attackers can cause TMM termination and service disruption on BIG-IP LTM when client certificate authentication with session tickets is 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-2022-32455?

CVE-2022-32455 is a high-severity denial of service vulnerability in F5 Big-Ip Access Policy Manager, published on 4 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In BIG-IP Versions 16.1.x before 16.1.2.2, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5, and all versions of 13.1.x, when a BIG-IP LTM Client SSL profile is configured on a virtual server to perform client certificate authentication with session tickets enabled, undisclosed requests cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Weakness: CWE-119

Which versions are affected by CVE-2022-32455?

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-2022-32455?

No fix has been published for CVE-2022-32455 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-2022-32455 being exploited?

There is no known exploitation of CVE-2022-32455 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-2475-h6mj-prfm.