Resource exhaustion in IBM MQ - CVE-2021-39034

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Main Vulnerability Database Vulnerabilities #VU85923

Resource exhaustion in IBM MQ - CVE-2021-39034

Published: January 31, 2024


Vulnerability identifier: #VU85923
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-39034
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to an issue within the channel process. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Affected software

IBM MQ
IBM Disconnected Log Collector

How to mitigate CVE-2021-39034

Install updates from vendor's website.

IBM Disconnected Log Collector - update to 1.8.3

External References

Related Security Bulletins