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CVE-2023-42795

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Date: October 10, 2023

Incomplete Cleanup vulnerability in Apache Tomcat.When recycling various internal objects in Apache Tomcat from 11.0.0-M1 through 11.0.0-M11, from 10.1.0-M1 through 10.1.13, from 9.0.0-M1 through 9.0.80 and from 8.5.0 through 8.5.93, an error could cause Tomcat to skip some parts of the recycling process leading to information leaking from the current request/response to the next. Users are recommended to upgrade to version 11.0.0-M12 onwards, 10.1.14 onwards, 9.0.81 onwards or 8.5.94 onwards, which fixes the issue.

Language: Java

Severity Score

Severity Score

Weakness Type (CWE)

Incomplete Cleanup

CWE-459

Top Fix

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Upgrade Version

Upgrade to version org.apache.tomcat:tomcat-util - 8.5.94,10.1.14,11.0.0-M12,10.0.0-M1;org.apache.tomcat.embed:tomcat-embed-core - 11.0.0-M12,8.5.94,9.0.81;org.apache.tomcat:tomcat-coyote - 8.5.94,10.0.0-M1,11.0.0-M12,10.1.14;org.apache.tomcat:tomcat-catalina - 8.5.94,10.0.0-M1,10.1.14,11.0.0-M12

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

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