CVE-2022-28705 Integer overflow in BIG-IP

High 7.5 Published 5 May 2022 Updated 16 Sep 2024

An integer overflow in F5 BIG-IP TMM can cause a denial of service when ePVA acceleration is enabled on specific virtual servers.

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-2022-28705?

CVE-2022-28705 is a high-severity vulnerability in F5 Big-Ip Access Policy Manager, published on 5 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, and 13.1.x versions prior to 13.1.5, on platforms with an ePVA and the pva.fwdaccel BigDB variable enabled, undisclosed requests to a virtual server with a FastL4 profile that has ePVA acceleration enabled can cause the Traffic Management Microkernel (TMM) process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Weakness: CWE-190

Which versions are affected by CVE-2022-28705?

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-2022-28705?

No fix has been published for CVE-2022-28705 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-28705 being exploited?

There is no known exploitation of CVE-2022-28705 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-q7gq-9x2q-7wf8.