Vulnerability Details : CVE-2019-4656

IBM MQ and IBM MQ Appliance 7.1, 7.5, 8.0, 9.0 LTS, 9.1 LTS, and 9.1 CD is vulnerable to a denial of service attack that would allow an authenticated user to crash the queue and require a restart due to an error processing error messages. IBM X-Force ID: 170967.
Published 2020-03-16 16:15:13
Updated 2021-07-21 11:39:24
Source IBM Corporation
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2019-4656

  • IBM » Websphere Mq
    Versions from including (>=) 7.1.0.0 and up to, including, (<=) 7.5.0.9
    cpe:2.3:a:ibm:websphere_mq:*:*:*:*:*:*:*:*
    Matching versions
    When used together with: HP » Hp-ux » Version: N/A
    When used together with: IBM » AIX » Version: N/A
    When used together with: Linux » Linux Kernel » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
    When used together with: Oracle » Solaris » Version: N/A
  • IBM » Mq Appliance
    Versions from including (>=) 8.0.0.0 and before (<) 8.0.0.14
    cpe:2.3:a:ibm:mq_appliance:*:*:*:*:*:*:*:*
    Matching versions
    When used together with: HP » Hp-ux » Version: N/A
    When used together with: IBM » AIX » Version: N/A
    When used together with: Linux » Linux Kernel » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
    When used together with: Oracle » Solaris » Version: N/A
  • IBM » MQ » Continuous Delivery Edition
    Versions from including (>=) 9.1.0 and before (<) 9.1.4
    cpe:2.3:a:ibm:mq:*:*:*:*:continuous_delivery:*:*:*
    Matching versions
    When used together with: HP » Hp-ux » Version: N/A
    When used together with: IBM » AIX » Version: N/A
    When used together with: Linux » Linux Kernel » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
    When used together with: Oracle » Solaris » Version: N/A
  • IBM » MQ
    Versions from including (>=) 8.0.0.0 and before (<) 8.0.0.14
    cpe:2.3:a:ibm:mq:*:*:*:*:*:*:*:*
    Matching versions
    When used together with: HP » Hp-ux » Version: N/A
    When used together with: IBM » AIX » Version: N/A
    When used together with: Linux » Linux Kernel » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
    When used together with: Oracle » Solaris » Version: N/A
  • IBM » MQ » LTS Edition
    Versions from including (>=) 9.1.0.0 and before (<) 9.1.0.4
    cpe:2.3:a:ibm:mq:*:*:*:*:lts:*:*:*
    Matching versions
    When used together with: HP » Hp-ux » Version: N/A
    When used together with: IBM » AIX » Version: N/A
    When used together with: Linux » Linux Kernel » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
    When used together with: Oracle » Solaris » Version: N/A
  • IBM » MQ » LTS Edition
    Versions from including (>=) 9.0.0.0 and up to, including, (<=) 9.0.0.9
    cpe:2.3:a:ibm:mq:*:*:*:*:lts:*:*:*
    Matching versions
    When used together with: HP » Hp-ux » Version: N/A
    When used together with: IBM » AIX » Version: N/A
    When used together with: Linux » Linux Kernel » Version: N/A
    When used together with: Microsoft » Windows » Version: N/A
    When used together with: Oracle » Solaris » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2019-4656

EPSS FAQ
0.08%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 31 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-4656

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.0
 MEDIUM AV:N/AC:L/Au:S/C:N/I:N/A:P
8.0
2.9
 NIST
6.5
 MEDIUM CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
2.8
3.6
 IBM Corporation
6.5
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
2.8
3.6
 NIST

References for CVE-2019-4656

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