What is CVE-2023-22874?

CVE-2023-22874 is a medium-severity vulnerability in IBM Mq, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2023-05-05.

How severe is CVE-2023-22874?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Resource exhaustion in IBM Mq

CVE-2023-22874

IBM MQ Clients 9.2 CD, 9.3 CD, and 9.3 LTS are vulnerable to a denial of service attack when processing configuration files. IBM X-Force ID: 244216.

Vulnerability class: DoS (Denial of Service)

Published 2023-05-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (9.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 9.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

IBM Mq — versions 9.2 CD, 9.3 CD, and 9.3 LTS
IBM Mq Appliance

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

www.ibm.com/support/pages/node/6985901 (vendor-advisory, Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/244216 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2023-22874?: CVE-2023-22874 is a medium-severity vulnerability in IBM Mq, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2023-05-05.
How severe is CVE-2023-22874?: Medium severity. CVSS v3 base score is 5.5 out of 10.