IBM MQ 9.3/9.4 LTS DoS via Invalid Header Handling
CVE-2025-23225 Published on February 28, 2025

IBM MQ denial of service
IBM MQ 9.3 LTS, 9.3 CD, 9.4 LTS, and 9.4 CD could allow an authenticated user to cause a denial of service due to the improper handling of invalid headers sent to the queue.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2025-23225 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

Improper Handling of Missing Values

The software does not handle or incorrectly handles when a parameter, field, or argument name is specified, but the associated value is missing, i.e. it is empty, blank, or null.


Products Associated with CVE-2025-23225

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Affected Versions

IBM MQ Version 9.3 LTS, 9.3 CD, 9.4 LTS, 9.4 CD is affected by CVE-2025-23225

Exploit Probability

EPSS
0.11%
Percentile
29.99%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.