MEDIUM
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
Published Mar 16, 2020
6.5
MEDIUMCVSS 3.1
EPSS 1.44%
Description
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.
Affected products
-
- Version 7.1.0.0StatusaffectedConstraints-
- Version 7.1.0.1StatusaffectedConstraints-
- Version 7.1.0.2StatusaffectedConstraints-
- Version 7.1.0.3StatusaffectedConstraints-
- Version 7.1.0.4StatusaffectedConstraints-
- Version 7.1.0.5StatusaffectedConstraints-
- Version 7.1.0.6StatusaffectedConstraints-
- Version 7.1.0.7StatusaffectedConstraints-
- Version 7.1.0.8StatusaffectedConstraints-
- Version 7.1.0.9StatusaffectedConstraints-
- Version 7.5.0.0StatusaffectedConstraints-
- Version 7.5.0.1StatusaffectedConstraints-
- Version 7.5.0.2StatusaffectedConstraints-
- Version 7.5.0.3StatusaffectedConstraints-
- Version 7.5.0.4StatusaffectedConstraints-
- Version 7.5.0.5StatusaffectedConstraints-
- Version 7.5.0.6StatusaffectedConstraints-
- Version 7.5.0.7StatusaffectedConstraints-
- Version 7.5.0.8StatusaffectedConstraints-
- Version 7.5.0.9StatusaffectedConstraints-
- Version 8.0.0.0StatusaffectedConstraints-
- Version 8.0.0.1StatusaffectedConstraints-
- Version 8.0.0.10StatusaffectedConstraints-
- Version 8.0.0.11StatusaffectedConstraints-
- Version 8.0.0.12StatusaffectedConstraints-
- Version 8.0.0.13StatusaffectedConstraints-
- Version 8.0.0.2StatusaffectedConstraints-
- Version 8.0.0.3StatusaffectedConstraints-
- Version 8.0.0.4StatusaffectedConstraints-
- Version 8.0.0.5StatusaffectedConstraints-
- Version 8.0.0.6StatusaffectedConstraints-
- Version 8.0.0.7StatusaffectedConstraints-
- Version 8.0.0.8StatusaffectedConstraints-
- Version 8.0.0.9StatusaffectedConstraints-
- Version 9.0.0.0StatusaffectedConstraints-
- Version 9.0.0.1StatusaffectedConstraints-
- Version 9.0.0.2StatusaffectedConstraints-
- Version 9.0.0.3StatusaffectedConstraints-
- Version 9.0.0.4StatusaffectedConstraints-
- Version 9.0.0.5StatusaffectedConstraints-
- Version 9.0.0.6StatusaffectedConstraints-
- Version 9.0.0.7StatusaffectedConstraints-
- Version 9.0.0.8StatusaffectedConstraints-
- Version 9.1StatusaffectedConstraints-
- Version 9.1.0.1StatusaffectedConstraints-
- Version 9.1.0.2StatusaffectedConstraints-
- Version 9.1.0.3StatusaffectedConstraints-
- Version 9.1.1StatusaffectedConstraints-
- Version 9.1.2StatusaffectedConstraints-
- Version 9.1.3StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| IBM | MQ | n/a |
|
AND
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
6.5 MEDIUM NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
6.5 MEDIUM CVE.org
CVSS:3.0/UI:N/C:N/S:U/A:H/I:N/AC:L/PR:L/AV:N/RC:C/E:U/RL:O
User Interaction None
Confidentiality Impact None
Scope Unchanged
Availability Impact High
Integrity Impact None
Attack Complexity Low
Privileges Required Low
Attack Vector Network
Exploit Maturity Unreported
1 other source (NVD) ▾
6.5 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
4.0 MEDIUM NVD
AV:N/AC:L/Au:S/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.44% 0.01436
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01436
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.44% (0.01436) | 72.17th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.62% (0.01624) | 72.92th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.27% (0.00269) | 48.34th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.08% (0.00076) | 34.85th | v3 (v2023.03.01) |
| Jun 12, 2024 | 0.08% (0.00076) | 32.76th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.08% (0.00076) | 30.75th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.50% (0.04499) | 74.08th | v2 (v2022.01.01) |
| Feb 3, 2022 | 94.12% (0.94121) | 99.96th | v1 |
| Jan 6, 2022 | 94.12% (0.94121) | 99.96th | v1 |
| Sep 1, 2021 | 78.11% (0.78111) | 99.90th | v1 |
| Apr 14, 2021 | 78.11% (0.78111) | 0.00th | v1 |
Weaknesses (0)
No CWE recorded.
References (2)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/170967 vdb-entryx_refsource_XFVDB EntryVendor Advisory
- https://www.ibm.com/support/pages/node/1135095 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilities/170967 | vdb-entryx_refsource_XFVDB EntryVendor Advisory | |
| https://www.ibm.com/support/pages/node/1135095 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner ibm
Published Mar 16, 2020
Updated Sep 17, 2024
Reserved Jan 3, 2019
Link CVE-2019-4656
CISA Vulnrichment
Updated n/a