CVE-2017-6169 Denial of service in BIG-IP PEM
Malformed URLs trigger a crash in the Traffic Management Microkernel when URL categorization is enabled, 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-2017-6169?
CVE-2017-6169 is a medium-severity denial of service vulnerability in F5 Big-Ip Policy Enforcement Manager, published on 6 Feb 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In versions 13.0.0, 12.0.0-12.1.3, or 11.6.0-11.6.2, an F5 BIG-IP virtual server using the URL categorization feature may cause the Traffic Management Microkernel (TMM) to produce a core file when it receives malformed URLs during categorization.
Weakness: CWE-20
Which versions are affected by CVE-2017-6169?
It affects 1 product.
Products include F5 Big-Ip Policy Enforcement Manager.
How do I fix CVE-2017-6169?
No fix has been published for CVE-2017-6169 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-2017-6169 being exploited?
There is no known exploitation of CVE-2017-6169 in the wild and no public exploit code.
Other vulnerabilities in F5 Big-Ip Policy Enforcement Manager
Sources
Also known as GHSA-gfm6-wg4x-3jvg.