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Medium severity6.5NVD Advisory· Published Sep 26, 2019· Updated Jun 17, 2026

CVE-2019-4378

CVE-2019-4378

Description

IBM MQ 7.5.0.0 - 7.5.0.9, 7.1.0.0 - 7.1.0.9, 8.0.0.0 - 8.0.0.12, 9.0.0.0 - 9.0.0.6, 9.1.0.0 - 9.1.0.2, and 9.1.0 - 9.1.2 command server is vulnerable to a denial of service attack caused by an authenticated and authorized user using specially crafted PCF messages. IBM X-Force ID: 162084.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • IBM/MQv5
    Range: 9.0.0.1
  • IBM/MQ2 versions
    cpe:2.3:a:ibm:mq:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:ibm:mq:*:*:*:*:*:*:*:*range: >=7.1.0.0,<=7.1.0.9
    • (no CPE)range: 7.5.0.0 - 7.5.0.9, 7.1.0.0 - 7.1.0.9, 8.0.0.0 - 8.0.0.12, 9.0.0.0 - 9.0.0.6, 9.1.0.0 - 9.1.0.2, and 9.1.0 - 9.1.2

Patches

Vulnerability mechanics

References

2

News mentions

0

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