CVE-2020-5862 Denial of service in BIG-IP

High 7.5 Published 27 Mar 2020 Updated 4 Aug 2024

TMM may crash or stop processing traffic on AWS systems using the DPDK/ENA driver, causing a denial of service.

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-2020-5862?

CVE-2020-5862 is a high-severity denial of service vulnerability in F5 Big-Ip Access Policy Manager, published on 27 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

On BIG-IP 15.1.0-15.1.0.1, 15.0.0-15.0.1.1, and 14.1.0-14.1.2.2, under certain conditions, TMM may crash or stop processing new traffic with the DPDK/ENA driver on AWS systems while sending traffic. This issue does not affect any other platforms, hardware or virtual, or any other cloud provider since the affected driver is specific to AWS.

Which versions are affected by CVE-2020-5862?

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-2020-5862?

No fix has been published for CVE-2020-5862 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-2020-5862 being exploited?

There is no known exploitation of CVE-2020-5862 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-85v3-g58g-j776.