Bug 2269608 (CVE-2024-23672)

Summary: CVE-2024-23672 Apache Tomcat: WebSocket DoS with incomplete closing handshake
Product: [Other] Security Response Reporter: Zack Miele <zmiele>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: arsingh, ben.argyle, csutherl, jclere, pjindal, plodge, szappis
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Apache Tomcat 11.0.0-M17, Apache Tomcat 10.1.19, Apache Tomcat 9.0.86, Apache Tomcat 8.5.99 Doc Type: If docs needed, set a value
Doc Text:
A denial of service (DoS) vulnerability present in the Apache Tomcat package arises from an incomplete cleanup process. Specifically, WebSocket clients can perpetuate WebSocket connections without proper termination, thereby causing a sustained drain on system resources. This vulnerability facilitates the exploitation of Apache Tomcat servers, leading to a scenario where excessive resource consumption occurs due to the prolonged existence of these open WebSocket connections. As a consequence, the server's performance may degrade significantly, resulting in potential service disruption or unresponsiveness.
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Clone Of: Environment:
Last Closed: Type: ---
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Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2269612    
Bug Blocks: 2270596    

Description Zack Miele 2024-03-14 21:00:30 UTC
Denial of Service via incomplete cleanup vulnerability in Apache Tomcat. It was possible for WebSocket clients to keep WebSocket connections open leading to increased resource consumption.This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.0-M16, from 10.1.0-M1 through 10.1.18, from 9.0.0-M1 through 9.0.85, from 8.5.0 through 8.5.98.

Users are recommended to upgrade to version 11.0.0-M17, 10.1.19, 9.0.86 or 8.5.99 which fix the issue.

https://lists.apache.org/thread/cmpswfx6tj4s7x0nxxosvfqs11lvdx2f

Comment 1 Zack Miele 2024-03-14 21:33:34 UTC
Created tomcat tracking bugs for this issue:

Affects: fedora-all [bug 2269612]

Comment 4 errata-xmlrpc 2024-05-07 12:19:13 UTC
This issue has been addressed in the following products:

  Red Hat JBoss Web Server 5.8 on RHEL 7
  Red Hat JBoss Web Server 5.8 on RHEL 8
  Red Hat JBoss Web Server 5.8 on RHEL 9

Via RHSA-2024:1913 https://access.redhat.com/errata/RHSA-2024:1913

Comment 5 errata-xmlrpc 2024-05-07 12:19:34 UTC
This issue has been addressed in the following products:

  Red Hat JBoss Web Server

Via RHSA-2024:1914 https://access.redhat.com/errata/RHSA-2024:1914

Comment 6 errata-xmlrpc 2024-05-07 13:03:36 UTC
This issue has been addressed in the following products:

  Red Hat JBoss Web Server 6.0 on RHEL 8
  Red Hat JBoss Web Server 6.0 on RHEL 9

Via RHSA-2024:1916 https://access.redhat.com/errata/RHSA-2024:1916

Comment 7 errata-xmlrpc 2024-05-07 13:07:51 UTC
This issue has been addressed in the following products:

  Red Hat JBoss Web Server

Via RHSA-2024:1917 https://access.redhat.com/errata/RHSA-2024:1917

Comment 9 errata-xmlrpc 2024-05-23 06:13:42 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:3308 https://access.redhat.com/errata/RHSA-2024:3308

Comment 10 errata-xmlrpc 2024-05-23 06:15:08 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:3307 https://access.redhat.com/errata/RHSA-2024:3307

Comment 12 Ben 2024-05-31 15:37:09 UTC
Is there a fix coming for Red Hat Enterprise Linux 8, please?

Comment 13 errata-xmlrpc 2024-06-06 08:37:56 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:3666 https://access.redhat.com/errata/RHSA-2024:3666

Comment 14 errata-xmlrpc 2024-06-11 17:29:57 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Extended Update Support

Via RHSA-2024:3814 https://access.redhat.com/errata/RHSA-2024:3814