QID 376106

Date Published: 2021-11-30

QID 376106: IBM MQ Denial of Service (DoS) Vulnerability (6516422)

IBM MQ is a message oriented middleware that allows independent and non-concurrent applications on a distributed system to communicate with each other.

Eclipse Jetty is vulnerable to a denial of service, caused by improper input validation.

Affected Version:
IBM MQ 9.0.0, 9.1.0, 9.2.0

QID Detection Logic: (Authenticated)
Operating System: Linux
The QID runs the command "/opt/mqm/bin/dspmqver -v | grep -A3 '^Name'" and "/usr/mqm/bin/dspmqver -v | grep -A3 '^Name'" (for AIX only) to see if the system is running a vulnerable version of IBM MQ or not.
Operating System: Windows
It checks for vulnerable IBM MQ/WebSphere MQ versions.

By sending a specially-crafted TLS frame, a remote attacker could exploit this vulnerability to cause CPU resources to reach to 100% usage.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as High - 7.8 severity.

Solution

Please refer to advisory IBM MQ 6516422 for further information.

Vendor References

6516422 - www.ibm.com/support/pages/node/6516422

CVEs related to QID 376106

CVE-2021-28165 |

Software Advisories

Advisory ID	Software	Component	Link
6516422			www.ibm.com/support/pages/node/6516422

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