{"cve":"CVE-2009-0433","nvd":{"published":"2009-02-10T22:30:00.437","modified":"2026-06-16T23:05:02.180","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://www-01.ibm.com/support/docview.wss?uid=swg1PK67161","http://www-01.ibm.com/support/docview.wss?uid=swg27006879","http://www-01.ibm.com/support/docview.wss?uid=swg27007033","http://www-01.ibm.com/support/docview.wss?uid=swg27007951","http://www-1.ibm.com/support/docview.wss?uid=swg1PK63499"],"products":["ibm:websphere_application_server"],"source":"nvd","synced_at":"2026-10-19T19:53:23.791937413+00:00"},"epss":{"cve":"CVE-2009-0433","score":0.01643,"percentile":0.7642,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}