IBM MQ 9.1, 9.2, 9.3, 9.4 LTS and 9.3, 9.4 CD is vulnerable to a denial of service, caused by improper enforcement of the timeout on individual read operations. By conducting slowloris-type attacks, a remote attacker could exploit this vulnerability to cause a denial of service.
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://www.ibm.com/support/pages/node/7244480 Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.5 · ibmNVD modified 2026-10-09 10:10
Affected (CPE criteria) 6
cpe:2.3:a:ibm:mq:9.1.0.0:*:*:*:lts:*:*:*cpe:2.3:a:ibm:mq:9.2.0.0:*:*:*:lts:*:*:*cpe:2.3:a:ibm:mq:9.3.0:*:*:*:continuous_delivery:*:*:*cpe:2.3:a:ibm:mq:9.3.0.0:*:*:*:lts:*:*:*cpe:2.3:a:ibm:mq:9.4.0:*:*:*:continuous_delivery:*:*:*cpe:2.3:a:ibm:mq:9.4.0.0:*:*:*:lts:*:*:*
References 1
- https://www.ibm.com/support/pages/node/7244480 Vendor Advisory