CVE-2020-4870 json
IBM MQ 9.2 CD and LTS are vulnerable to a denial of service attack caused by an error processing connecting applications.
published 5y ago modified 4mo ago also EUVD-2020-26117
- cvss
- 5.9
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.7%
- EPSS 1.7% chance of exploitation in 30 days, percentile 77%
- public exploits
- 0
- none known
Summary
IBM MQ 9.2 CD and LTS are vulnerable to a denial of service attack caused by an error processing connecting applications. IBM X-Force ID: 190833.
Patch / fix
- ibm.com/support/pages/node/6380742 advisory
- ibm.com/support/pages/node/6386466 advisory
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Check with FencerExploit prediction
1.72% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 5.9 | CVSS:3.0/PR:N/AC:H/S:U/UI:N/AV:N/A:H/I:N/C:N/RC:C/E:U/RL:O |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| CNA | 3.0 | 5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Affected products
- IBM MQ
- IBM MQ Appliance
References
-
ibm.com
/support/pages/node/6380742
patch, vendor-advisory
-
ibm.com
/support/pages/node/6386466
patch, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/190833
vdb-entry, vendor-advisory
Sources
- CVE List CVE-2020-4870
- NVD CVE-2020-4870
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.