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Improper Input Validation in Apache Tomcat

Moderate severity GitHub Reviewed Published May 14, 2022 to the GitHub Advisory Database • Updated Feb 21, 2024

Package

maven org.apache.tomcat:tomcat (Maven)

Affected versions

< 5.5.34
>= 6.0.0, < 6.0.33
>= 7.0.0, < 7.0.19

Patched versions

5.5.34
6.0.33
7.0.19

Description

Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.19, when sendfile is enabled for the HTTP APR or HTTP NIO connector, does not validate certain request attributes, which allows local users to bypass intended file access restrictions or cause a denial of service (infinite loop or JVM crash) by leveraging an untrusted web application.

References

Published by the National Vulnerability Database Jul 14, 2011
Published to the GitHub Advisory Database May 14, 2022
Reviewed Jul 13, 2022
Last updated Feb 21, 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.
(33rd percentile)

Weaknesses

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Learn more on MITRE.

CVE ID

CVE-2011-2526

GHSA ID

GHSA-9ggm-7897-x4mg

Source code

No known source code

Credits

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