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CVE-2021-29702
Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1.4 and 11.5.5 is vulnerable to a denial of service as the server…
High7.5EPSS 1.9%
- Published
- Updated
- Reserved
- Assigned by
- ibm
Description
Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1.4 and 11.5.5 is vulnerable to a denial of service as the server terminates abnormally when executing a specially crafted SELECT statement. IBM X-Force ID: 200658.
Timeline
ID reserved
By ibm
- 3 months later
· 3 months later
Published
- 3 years later
· 3 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/AV:N/C:N/PR:N/UI:N/S:U/A:H/AC:L/I:N/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)
- 1.9% · top 20% of all CVEs (7 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.
Weakness
- Denial of Service
- CWE-74 (opens in a new tab)All about CWE-74 and its CVEs
Affected products
IBM · DB2 for Linux- UNIX and Windows
- affected 11.1.4
- affected 11.5.5
References (3)
- https://www.ibm.com/support/pages/node/6463985 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ibm-db2-cve202129702-dos (200658) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- https://security.netapp.com/advisory/ntap-20210720-0005/ (opens in a new tab)x_refsource_CONFIRMx_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)
- 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://trackcve.app/cve/CVE-2021-29702)Record last updated .