CVE-2009-0506
Unspecified vulnerability in IBM WebSphere Application Server (WAS) 5.1 and 6.0.2 before 6.0.2.33 on z/OS, when CSIv2 Identity Assertion…
- 6.2MediumCVSS base score
- 0.27%Exploitation in 30 daysEPSS · top 81% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Unspecified vulnerability in IBM WebSphere Application Server (WAS) 5.1 and 6.0.2 before 6.0.2.33 on z/OS, when CSIv2 Identity Assertion is enabled and Enterprise JavaBeans (EJB) interaction occurs between a WAS 6.1 instance and a WAS pre-6.1 instance, allows local users to have an unknown impact via vectors related to (1) use of the wrong subject and (2) multiple CBIND checks.
Timeline
ID reserved
By mitre
- 15 days later
· 15 days later
Published
- 15 years later
· 15 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 |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.2 | AV:L/AC:H/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 0.27% · top 81% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.2.
Affected products
n/a
- affected n/a
References
4
- http://www-01.ibm.com/support/docview.wss?uid=swg27006876 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 33884 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- PK71143 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- websphere-zos-csiv2-unspecified(48886) (opens in a new tab)vdb-entryx_refsource_XFx_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-2009-0510 (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-2009-0506)Record last updated .