CVE-2009-0433
Unspecified vulnerability in IBM WebSphere Application Server (WAS) 5.1.x before 5.1.1.19, 6.0.x before 6.0.2.29, and 6.1.x before…
- 2.6LowCVSS base score
- 1.6%Exploitation in 30 daysEPSS · top 23% 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.x before 5.1.1.19, 6.0.x before 6.0.2.29, and 6.1.x before 6.1.0.19, when Web Server plug-in content buffering is enabled, allows attackers to cause a denial of service (daemon crash) via unknown vectors, related to a mishandling of client read failures in which clients receive many 500 HTTP error responses and backend servers are incorrectly labeled as down.
Timeline
ID reserved
By mitre
- 5 days later
· 5 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 | Low2.6 | AV:N/AC:H/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 1.6% · top 23% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.6.
Affected products
n/a
- affected n/a
References
7
- PK67161 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- http://www-01.ibm.com/support/docview.wss?uid=swg27007951 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 33700 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- websphere-server-plugin-dos(48523) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://www-01.ibm.com/support/docview.wss?uid=swg27006879 (opens in a new tab)x_refsource_CONFIRMx_transferred
- PK63499 (opens in a new tab)vendor-advisoryx_refsource_AIXAPARx_transferred
- http://www-01.ibm.com/support/docview.wss?uid=swg27007033 (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)
- EUVD EUVD-2009-0437 (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-2009-0433)Record last updated .