CVE-2024-23672

MEDIUM
Published Mar 13, 2024 Modified Aug 7, 2025 CWE-459

Description

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. Older, EOL versions may also be affected. 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.

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CVSS v3.1 Score

6.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weakness Type (CWE)

CWE-459 CWE-459

Affected Products

Vendor Product
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
apache tomcat
debian debian_linux
fedoraproject fedora
fedoraproject fedora

References

Frequently Asked Questions

What is CVE-2024-23672? +
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. Older, EOL versions may also be affected. 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. It has a CVSS v3.1 base score of 6.3 (MEDIUM).
How severe is CVE-2024-23672? +
CVE-2024-23672 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2024-23672? +
CVE-2024-23672 affects products from apache, debian, fedoraproject, specifically: debian_linux, fedora, tomcat. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-23672? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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