CVE-2022-33947 BIG-IP DNS TMUI Vulnerability CVE-2022-33947
Authenticated operators can trigger Tomcat restarts and unauthorized DNS operations via deserialization flaws in the BIG-IP DNS TMUI.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-33947?
CVE-2022-33947 is a medium-severity unsafe deserialization vulnerability in F5 Big-Ip Domain Name System, published on 4 Aug 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In BIG-IP Versions 16.1.x before 16.1.3, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5, and all versions of 13.1.x, a vulnerability exists in undisclosed pages of the BIG-IP DNS Traffic Management User Interface (TMUI) that allows an authenticated attacker with at least operator role privileges to cause the Tomcat process to restart and perform unauthorized DNS requests and operations through undisclosed requests. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Weakness: CWE-502
Which versions are affected by CVE-2022-33947?
It affects 1 product.
Products include F5 Big-Ip Domain Name System.
How do I fix CVE-2022-33947?
No fix has been published for CVE-2022-33947 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2022-33947 being exploited?
There is no known exploitation of CVE-2022-33947 in the wild and no public exploit code.
Other vulnerabilities in F5 Big-Ip Domain Name System
Sources
Also known as GHSA-phrv-v8gj-645h.