CVE-2009-0900: IBM WebSphere Mq

Medium severity, CVSS 4.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Heap-based buffer overflow in the client in IBM WebSphere MQ 6.0 before 6.0.2.7 and 7.0 before 7.0.1.0 allows local users to gain privileges via crafted SSL information in a Client Channel Definition Table (CCDT) file.

Affected products

• IBM WebSphere Mq: version 6.0 only; version 6.0.1.0 only; version 6.0.1.1 only; version 6.0.2.0 only; version 6.0.2.1 only; version 6.0.2.2 only; …

Published 2011-10-30. Last modified 2026-06-16.