CVE-2021-39002 json
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 uses weaker than expected cryptographic a…
published 2021-12-09 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-25439
- cvss
- 5.9
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 60%
- public exploits
- 0
- none known
Summary
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.
Exploit prediction
0.92% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 5.9 | CVSS:3.0/A:N/UI:N/S:U/AV:N/PR:N/C:H/AC:H/I:N/E:U/RC:C/RL:O |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| CNA | 3.0 | 5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- IBM DB2 for Linux, UNIX and Windows
Classification
- Weakness
-
- CWE-327 Use of a Broken or Risky Cryptographic Algorithm
- Technology feeds
References
-
ibm.com
/support/pages/node/6523802
vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/213217
vdb-entry, vendor-advisory
-
security.netapp.com
/advisory/ntap-20220114-0002/
third-party-advisory
Sources
- CVE List CVE-2021-39002
- NVD CVE-2021-39002
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