CVE-2020-5937 Denial of service in BIG-IP AFM
Attackers can cause a denial of service by triggering a core file generation in the Traffic Management Microkernel during L4 DoS traffic processing.
- 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-2020-5937?
CVE-2020-5937 is a high-severity denial of service vulnerability in F5 Big-Ip Advanced Firewall Manager, published on 29 Oct 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
On BIG-IP AFM 15.1.0-15.1.0.5, the Traffic Management Microkernel (TMM) may produce a core file while processing layer 4 (L4) behavioral denial-of-service (DoS) traffic.
Which versions are affected by CVE-2020-5937?
It affects 1 product.
Products include F5 Big-Ip Advanced Firewall Manager.
How do I fix CVE-2020-5937?
No fix has been published for CVE-2020-5937 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-2020-5937 being exploited?
There is no known exploitation of CVE-2020-5937 in the wild and no public exploit code.
Other vulnerabilities in F5 Big-Ip Advanced Firewall Manager
Sources
Also known as GHSA-7hhc-8q6v-4g4j.