CVE-2020-4319 json
IBM MQ, IBM MQ Appliance, and IBM MQ for HPE NonStop 8.0, 9.1 LTS, and 9.1 CD could allow under special circumstances, an authenticated use…
published 6y ago modified 4mo ago also EUVD-2020-25566
- cvss
- 3.1
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 55%
- public exploits
- 0
- none known
Summary
IBM MQ, IBM MQ Appliance, and IBM MQ for HPE NonStop 8.0, 9.1 LTS, and 9.1 CD could allow under special circumstances, an authenticated user to obtain sensitive information due to a data leak from an error message within the pre-v7 pubsub logic. IBM X-Force ID: 177402.
Patch / fix
Is CVE-2020-4319 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
0.75% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 3.1 | CVSS:3.0/UI:N/I:N/PR:L/S:U/C:L/AC:H/A:N/AV:N/E:U/RC:C/RL:O |
| NVD | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| CNA | 3.0 | 3.1 | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:P/I:N/A:N |
Affected products
- IBM MQ Appliance
Classification
- Weakness
-
- CWE-209 Generation of Error Message Containing Sensitive Information
References
-
ibm.com
/support/pages/node/6252777
patch, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/177402
vdb-entry, vendor-advisory
Sources
- CVE List CVE-2020-4319
- NVD CVE-2020-4319
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.