CVE-2022-33947: BIG-IP DNS TMUI Vulnerability CVE-2022-33947

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-08-04 · updated 2026-06-17
Weakness: CWE-502

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.

Affected products

F5 BIG-IP DNS: from 13.1.0 through 13.1.5; from 14.1.0 before 14.1.5; from 15.1.0 before 15.1.6.1; from 16.1.0 before 16.1.3 — fixed in 14.1.5, 15.1.6.1, 16.1.3

How to fix

Upgrade to a fixed version: F5 BIG-IP DNS 14.1.5, 15.1.6.1, 16.1.3. Check the vendor advisory for mitigations.

References

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