SB2022080538 - Deserialization of Untrusted Data in F5 BIG-IP DNS



SB2022080538 - Deserialization of Untrusted Data in F5 BIG-IP DNS

Published: August 5, 2022

Security Bulletin ID SB2022080538
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Deserialization of Untrusted Data (CVE-ID: CVE-2022-33947)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insecure input validation when processing serialized data in the Traffic Management User Interface (TMUI). A remote user can cause the Tomcat process to restart and perform unauthorized DNS requests and operations through undisclosed requests.


Remediation

Install update from vendor's website.