MEDIUM
IBM MQ and IBM MQ Appliance 9.1 CD, 9.1 LTS, 9.0 LTS, and 8.0 is vulnerable to a denial of service attack caused by channels processing poorly formatted messages
Published Dec 16, 2019
6.5
MEDIUMCVSS 3.1
EPSS 1.05%
Description
IBM MQ and IBM MQ Appliance 9.1 CD, 9.1 LTS, 9.0 LTS, and 8.0 is vulnerable to a denial of service attack caused by channels processing poorly formatted messages. IBM X-Force ID: 166357.
Affected products
-
- 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 8.0.0.2StatusaffectedConstraints-
- 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 9.1.0.0StatusaffectedConstraints-
- 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 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IBM | MQ | n/a |
|
OR
- ≥ 8.0.0.0 · < 8.0.0.13
- ≥ 9.0.0.0 · < 9.0.0.8
- ≥ 9.1.0.0 · < 9.1.0.4
- ≥ 9.1.1 · < 9.1.4
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
5.3 MEDIUM CVE.org
CVSS:3.0/C:N/AC:H/S:U/UI:N/AV:N/PR:L/A:H/I:N/E:U/RC:C/RL:O
Confidentiality Impact None
Attack Complexity High
Scope Unchanged
User Interaction None
Attack Vector Network
Privileges Required Low
Availability Impact High
Integrity Impact None
Exploit Maturity Unreported
1 other source (NVD) ▾
5.3 MEDIUM NVD
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity High
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.
1.05% 0.01055
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01055
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 | 1.05% (0.01055) | 63.14th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.05% (0.01055) | 59.83th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.20% (0.00198) | 39.75th | 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 | 21.74% (0.21738) | 94.52th | v1 |
| Jan 6, 2022 | 21.74% (0.21738) | 94.46th | v1 |
| Sep 1, 2021 | 5.83% (0.05830) | 89.10th | v1 |
| Apr 14, 2021 | 5.83% (0.05830) | 0.00th | v1 |
Weaknesses (0)
No CWE recorded.
References (2)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/166357 vdb-entryx_refsource_XFVDB EntryVendor Advisory
- https://www.ibm.com/support/pages/node/1106037 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilities/166357 | vdb-entryx_refsource_XFVDB EntryVendor Advisory | |
| https://www.ibm.com/support/pages/node/1106037 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner ibm
Published Dec 16, 2019
Updated Sep 16, 2024
Reserved Jan 3, 2019
Link CVE-2019-4560
CISA Vulnrichment
Updated n/a