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CVE-2019-4055
IBM MQ 8.0.0.0 through 8.0.0.10, 9.0.0.0 through 9.0.0.5, and 9.1.0.0 through 9.1.1 is vulnerable to a denial of service attack within the…
- 7.5HighCVSS base score
- 2.1%Exploitation in 30 daysEPSS · top 18% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
IBM MQ 8.0.0.0 through 8.0.0.10, 9.0.0.0 through 9.0.0.5, and 9.1.0.0 through 9.1.1 is vulnerable to a denial of service attack within the TLS key renegotiation function. IBM X-Force ID: 156564.
Timeline
ID reserved
By ibm
- 4 months later
· 4 months later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ibmCNA (assigner) | 3.0 | High7.5 | CVSS:3.0/AC:L/I:N/C:N/AV:N/A:H/UI:N/PR:N/S:U/RL:O/RC:C/E:U |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 2.1% · top 18% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
- affected 9.0.0.1
- affected 8.0.0.1
- affected 8.0.0.2
- affected 8.0.0.3
- affected 8.0.0.4
- affected 8.0.0.5
- affected 8.0.0.6
- affected 8.0.0.7
- affected 9.0.0.2
- affected 8.0.0.8
- affected 8.0.0.9
- affected 9.0.0.3
- affected 8.0.0.0
- affected 8.0.0.10
- affected 9.0.0.0
- affected 9.0.0.4
- affected 9.0.0.5
- affected 9.1.0.0
- affected 9.1.0.1
- affected 9.1.1
References
3
- https://www.ibm.com/support/docview.wss?uid=ibm10870484 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ibm-websphere-cve20194055-dos (156564) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 108027 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2019-13662 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-4055)Record last updated .