Security Bulletin
Summary
IBM MQ Appliance has resolved an incorrect session invalidation vulnerability.
Vulnerability Details
CVEID: CVE-2021-38986
DESCRIPTION: IBM MQ Appliance does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system.
CVSS Base score: 5.6
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/212942 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)
DESCRIPTION: IBM MQ Appliance does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system.
CVSS Base score: 5.6
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/212942 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| IBM MQ Appliance | 9.2 CD |
| IBM MQ Appliance | 9.2 LTS |
Remediation/Fixes
This vulnerability is addressed under APAR IT38930.
IBM strongly recommends addressing the vulnerability now.
IBM MQ Appliance version 9.2 LTS
Apply fixpack 9.2.0.4, or later firmware.
IBM MQ Appliance version 9.2 CD
Upgrade to 9.2.5 CD, or later firmware.
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Off
Change History
24 Nov 2021: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
28 February 2022
Initial Publish date:
24 November 2021
UID
ibm16560032