Description
Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when the Java AJP connector and mod_jk load balancing are used, allows remote attackers to cause a denial of service (application outage) via a crafted request with invalid headers, related to temporary blocking of connectors that have encountered errors, as demonstrated by an error involving a malformed HTTP Host header.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DSA |
DSA-2207-1 | tomcat5.5 security update |
Github GHSA |
GHSA-5cw4-ggx9-36vg | Apache Tomcat Denial of Service via Malformed Request Headers |
Ubuntu USN |
USN-788-1 | Tomcat vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-07T04:17:10.437Z
Reserved: 2008-12-15T00:00:00.000Z
Link: CVE-2009-0033
No data.
Status : Modified
Published: 2009-06-05T16:00:00.187
Modified: 2026-04-23T00:35:47.467
Link: CVE-2009-0033
OpenCVE Enrichment
No data.
Weaknesses
Debian DSA
Github GHSA
Ubuntu USN