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CVE-2019-4378

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…

Medium5.3EPSS 1.4%
Published
Updated
Reserved
Assigned by
ibm

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.

Scores

CVSS scores of CVE-2019-4378, by who scored it
Scored byCVSSScoreVector
ibmCNA (assigner)3.0Medium5.3CVSS:3.0/C:N/A:H/AC:H/S:U/UI:N/AV:N/I:N/PR:L/E:U/RC:C/RL:O
NVDNVD · Modified3.1Medium6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
1.4% · top 28% of all CVEs (5 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.

Weakness

  • Denial of Service

Affected products

  • IBM · MQ

    • affected 9.0.0.1
    • affected 8.0.0.1
    • affected 8.0.0.2
    • affected 8.0.0.3
    • affected 8.0.0.4
    • affected 8.0.0.5
    • affected 8.0.0.6
    • affected 8.0.0.7
    • affected 9.0.0.2
    • affected 7.5.0.1
    • affected 7.5.0.2
    • affected 7.5.0.3
    • affected 7.5.0.4
    • affected 7.5.0.5
    • affected 7.5.0.6
    • affected 7.5.0.7
    • affected 7.5.0.8
    • affected 8.0.0.8
    • affected 7.1.0.1
    • affected 7.1.0.2
    • affected 7.1.0.3
    • affected 7.1.0.4
    • affected 7.1.0.5
    • affected 7.1.0.6
    • affected 7.1.0.7
    • affected 8.0.0.9
    • affected 9.0.0.3
    • affected 8.0.0.0
    • affected 8.0.0.10
    • affected 9.0.0.0
    • affected 9.0.0.4
    • affected 9.0.0.5
    • affected 9.1.0.0
    • affected 9.1.0.1
    • affected 9.1.1
    • affected 9.1.0.2
    • affected 9.1.2
    • affected 8.0.0.11
    • affected 9.0.0.6
    • affected 7.1.0.0
    • and 5 more

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .