GHSA-5cw4-ggx9-36vg

ghsaUSosv

Apache Tomcat Denial of Service via Malformed Request Headers

view advisory published 2022-05-02Licence: CC-BY-4.0

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.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2009-0033USmedium5.0—
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…
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references

External citations — patches, advisories, analysis.

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