CVE-2020-4931 json
IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a denial of service due to an issue processing…
published 2021-02-24 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-26178
- cvss
- 6.5
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a denial of service due to an issue processing messages. IBM X-Force ID: 191747.
Patch / fix
- ibm.com/support/pages/node/6403295 advisory
Exploit prediction
1.22% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 6.5 | CVSS:3.0/AV:N/S:U/UI:N/A:H/C:N/PR:L/I:N/AC:L/RL:O/RC:C/E:U |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| CNA | 3.0 | 6.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.0 | AV:N/AC:L/Au:S/C:N/I:N/A:P |
Affected products
- IBM MQ Appliance
References
-
ibm.com
/support/pages/node/6403295
patch, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/191747
vdb-entry, vendor-advisory
Sources
- CVE List CVE-2020-4931
- NVD CVE-2020-4931
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