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 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.
Key facts
- CVSS score
- 2.6 (v2.0)
- Severity
- LOW
- CVSS vector
AV:N/AC:H/Au:N/C:N/I:N/A:P- EPSS score
- 1.6% (77th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-0437)
- Published
- February 10, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-0437 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
- ibm / websphere application server
and 23 more…
Certified products that may be affected
5 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.
- IBM WebSphere Application Server V6.1.0.2 - IBM Corporation - Common Criteria CCEVS-VR-0013-2007 - archived
- IBM WebSphere Application Server Network Deployment V6.1.0.2 - IBM Corporation - Common Criteria CCEVS-VR-0012-2007 - archived
- IBM WebSphere Application Server for z/OS V6.1.0.2 - IBM Corporation - Common Criteria CCEVS-VR-0014-2007 - archived
- IBM WebSphere MQ 6.0.1.1 - IBM United Kingdom Limited - Common Criteria CCEVS-VR-0031-2006 - archived
- IBM WebSphere Application Server Version 6.0.2.3 - IBM Corporation - Common Criteria CCEVS-VR-0024-2006 - archived
References
- http://www-01.ibm.com/support/docview.wss?uid=swg1PK67161
- http://www-01.ibm.com/support/docview.wss?uid=swg27006879(Patch)
- http://www-01.ibm.com/support/docview.wss?uid=swg27007033(Patch)
- http://www-01.ibm.com/support/docview.wss?uid=swg27007951(Patch)
- http://www-1.ibm.com/support/docview.wss?uid=swg1PK63499(Patch)
- http://www.securityfocus.com/bid/33700(Patch)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/48523
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain