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Apache Tomcat DoS Via Requests Including Null Characters

Moderate severity GitHub Reviewed Published Apr 30, 2022 to the GitHub Advisory Database • Updated Feb 12, 2024

Package

maven org.apache.tomcat:tomcat (Maven)

Affected versions

< 4.1.3-beta

Patched versions

4.1.3-beta

Description

Apache Tomcat 4.0.3, and possibly other versions before 4.1.3 beta, allows remote attackers to cause a denial of service (resource exhaustion) via a large number of requests to the server with null characters, which causes the working threads to hang.

References

Published by the National Vulnerability Database Oct 4, 2002
Published to the GitHub Advisory Database Apr 30, 2022
Reviewed Feb 12, 2024
Last updated Feb 12, 2024

Severity

Moderate

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(85th percentile)

Weaknesses

Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Learn more on MITRE.

CVE ID

CVE-2002-0935

GHSA ID

GHSA-xmf4-j3j7-xj7q

Source code

No known source code
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