CVE-2023-22281 BIG-IP AFM vulnerability
Undisclosed traffic can cause the Traffic Management Microkernel to terminate when a specific NAT policy is configured on a FastL4 virtual server.
- 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-2023-22281?
CVE-2023-22281 is a high-severity denial of service vulnerability in F5 Big-Ip Advanced Firewall Manager, published on 1 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
On versions 17.0.x before 17.0.0.2, 16.1.x before 16.1.3.3, 15.1.x before 15.1.8, 14.1.x before 14.1.5.3, and all versions of 13.1.x, when a BIG-IP AFM NAT policy with a destination NAT rule is configured on a FastL4 virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Weakness: CWE-908
Which versions are affected by CVE-2023-22281?
It affects 1 product.
Products include F5 Big-Ip Advanced Firewall Manager.
How do I fix CVE-2023-22281?
No fix has been published for CVE-2023-22281 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-2023-22281 being exploited?
There is no known exploitation of CVE-2023-22281 in the wild and no public exploit code.
Other vulnerabilities in F5 Big-Ip Advanced Firewall Manager
Sources
Also known as GHSA-r475-j35v-6jmm.