SB2025031939 - IBM CICS TX Advanced update for Google Protocol Buffers 



SB2025031939 - IBM CICS TX Advanced update for Google Protocol Buffers

Published: March 19, 2025

Security Bulletin ID SB2025031939
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Uncontrolled Recursion (CVE-ID: CVE-2024-7254)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation when parsing nested groups as unknown fields with DiscardUnknownFieldsParser or Java Protobuf Lite parser, or against Protobuf map fields. A remote attacker can pass specially crafted input to the application to create unbounded recursions and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.