CVE-2021-38986
IBM MQ Appliance 9.2 CD and 9.2 LTS does not invalidate session after logout which could allow an...
IBM MQ Appliance 9.2 CD and 9.2 LTS does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 212942.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
5.6
IBM MQ Appliance 9.2 CD and 9.2 LTS does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 212942.
- Record
CVE-2021-38986- CVSS 3.0
- 5.6 Medium
CVSS:3.0/AC:H/S:U/I:L/PR:N/C:L/AV:N/UI:N/A:L/RC:C/RL:O/E:U - Updated
- 2026-11-02
EUVDEUVD-2021-25423
5.6
IBM MQ Appliance 9.2 CD and 9.2 LTS does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 212942.
- Record
EUVD-2021-25423- CVSS 3.0
- 5.6 Medium
CVSS:3.0/AC:H/S:U/I:L/PR:N/C:L/AV:N/UI:N/A:L/RC:C/RL:O/E:U - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cvg9-cj93-x2h9
5.4
IBM MQ Appliance 9.2 CD and 9.2 LTS does not invalidate session after logout which could allow an...
IBM MQ Appliance 9.2 CD and 9.2 LTS does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 212942.
- Record
GHSA-cvg9-cj93-x2h9- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-613
- Updated
- 2026-11-02
NVD
5.4
IBM MQ Appliance 9.2 CD and 9.2 LTS does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 212942.
- Record
CVE-2021-38986- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N - CVSS 3.0
- 5.6 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS 2.0
- 5.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:N - Weakness
- CWE-613
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-38986 is a medium vulnerability (CVSS 5.6) in Ibm Mq, published March 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.47%, the 40th percentile. No source names a fixed version.