CVE-2022-34844 BIG-IP and BIG-IQ AWS vulnerability CVE-2022-34844

Medium 5.9 Published 4 Aug 2022 Updated 16 Sep 2024

Attackers can cause a denial of service in F5 BIG-IP and BIG-IQ on AWS by sending undisclosed traffic when the DPDK/ENA driver 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-2022-34844?

CVE-2022-34844 is a medium-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 16.1.3.1 and 15.1.x before 15.1.6.1, and all versions of BIG-IQ 8.x, when the Data Plane Development Kit (DPDK)/Elastic Network Adapter (ENA) driver is used with BIG-IP or BIG-IQ on Amazon Web Services (AWS) systems, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Successful exploitation relies on conditions outside of the attacker's control. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Weakness: CWE-20

Which versions are affected by CVE-2022-34844?

It affects 12 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 6 more.

How do I fix CVE-2022-34844?

No fix has been published for CVE-2022-34844 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-2022-34844 being exploited?

There is no known exploitation of CVE-2022-34844 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-8fg9-gw5f-85rh.