MEDIUM
IBM WebSphere MQ 8.0 and 9.0, when configured to use a PAM module for authentication, could allow a user to cause a deadlock in the IBM MQ PAM code which could result in a denial of service
Published Jun 15, 2018
5.3
MEDIUMCVSS 3.0
EPSS 2.12%
Description
IBM WebSphere MQ 8.0 and 9.0, when configured to use a PAM module for authentication, could allow a user to cause a deadlock in the IBM MQ PAM code which could result in a denial of service. IBM X-Force ID: 138949.
Affected products
-
- Version 8.0StatusaffectedConstraints-
- Version 8.0.0.1StatusaffectedConstraints-
- 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 9.0StatusaffectedConstraints-
- Version 9.0.0.1StatusaffectedConstraints-
- Version 9.0.0.2StatusaffectedConstraints-
- Version 9.0.1StatusaffectedConstraints-
- Version 9.0.2StatusaffectedConstraints-
- Version 9.0.3StatusaffectedConstraints-
- Version 9.0.4StatusaffectedConstraints-
- 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
- 8.0.0.1
- 8.0.0.2
- 8.0.0.3
- 8.0.0.4
- 8.0.0.5
- 8.0.0.6
- 8.0.0.7
- 8.0.0.8
- 9.0
- 9.0.0.1
- 9.0.0.2
- 9.0.1
- 9.0.2
- 9.0.3
- 9.0.4
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.
No CVSS v3.1 score for this CVE.
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
1 other source (CVE.org) ▾
3.7 LOW CVE.org
CVSS:3.0/A:L/AC:H/AV:N/C:N/I:N/PR:N/S:U/UI:N/E:U/RC:C/RL:O
Availability Impact Low
Attack Complexity High
Attack Vector Network
Confidentiality Impact None
Integrity Impact None
Privileges Required None
Scope Unchanged
User Interaction None
Exploit Maturity Unreported
3.5 LOW NVD
AV:N/AC:M/Au:S/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
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.
2.12% 0.02121
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02121
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 (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.12% (0.02121) | 81.20th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.21% (0.02205) | 80.17th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.81% (0.00815) | 72.63th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.10% (0.00097) | 42.21th | v3 (v2023.03.01) |
| Nov 6, 2023 | 0.10% (0.00097) | 40.24th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.12% (0.00117) | 44.66th | v3 (v2023.03.01) |
| May 25, 2023 | 0.08% (0.00085) | 34.77th | v3 (v2023.03.01) |
| May 8, 2023 | 0.12% (0.00121) | 44.93th | v3 (v2023.03.01) |
| Apr 21, 2023 | 0.17% (0.00173) | 52.93th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.18% (0.00183) | 53.71th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00890) | 30.33th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00890) | 28.64th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00890) | 26.62th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00890) | 12.04th | v2 (v2022.01.01) |
| Feb 3, 2022 | 8.08% (0.08080) | 85.06th | v1 |
| Jan 6, 2022 | 8.08% (0.08080) | 84.88th | v1 |
| Sep 1, 2021 | 8.08% (0.08080) | 92.53th | v1 |
| Apr 14, 2021 | 8.08% (0.08080) | 0.00th | v1 |
Weaknesses (0)
No CWE recorded.
References (3)
- http://www.ibm.com/support/docview.wss?uid=swg22014650 x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/104488 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/138949 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://www.ibm.com/support/docview.wss?uid=swg22014650 | x_refsource_CONFIRMVendor Advisory | |
| http://www.securityfocus.com/bid/104488 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/138949 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner ibm
Published Jun 15, 2018
Updated Sep 16, 2024
Reserved Dec 13, 2017
Link CVE-2018-1419
CISA Vulnrichment
Updated n/a