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CVE-2024-24549— Apache Tomcat: HTTP/2 header handling DoS

Quick assessment

Affected
Apache Software Foundation Apache Tomcat
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache Tomcat是美国阿帕奇（Apache）基金会的一款轻量级Web应用服务器。该程序实现了对Servlet和JavaServer Page（JSP）的支持。 Apache Tomcat存在输入验证错误漏洞，该漏洞源于HTTP/2请求的输入验证不正确，会导致拒绝服务。

AI Predicted 7.5 Difficulty: Easy EPSS 23.07% · P98

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-24549

Vulnerability Information
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Vulnerability Title
Apache Tomcat: HTTP/2 header handling DoS
Source: CVE Program / CVE List V5
Vulnerability Description
Denial of Service due to improper input validation vulnerability for HTTP/2 requests in Apache Tomcat. When processing an HTTP/2 request, if the request exceeded any of the configured limits for headers, the associated HTTP/2 stream was not reset until after all of the headers had been processed.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. Other, 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Tomcat 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Tomcat是美国阿帕奇（Apache）基金会的一款轻量级Web应用服务器。该程序实现了对Servlet和JavaServer Page（JSP）的支持。 Apache Tomcat存在输入验证错误漏洞，该漏洞源于HTTP/2请求的输入验证不正确，会导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache Tomcat 11.0.0-M1 ~ 11.0.0-M16 -

II. Public POCs for CVE-2024-24549

# POC Description Source Link Shenlong Link
1 None https://github.com/Abdurahmon3236/CVE-2024-24549 POC Details
2 Proof of concept of the CVE-2024-24549, Exploit in Python. https://github.com/JFOZ1010/CVE-2024-24549 POC Details
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No public POC found.

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III. Intelligence Information for CVE-2024-24549

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Vendor Advisories for CVE-2024-24549 (1)

Mailing List Discussions for CVE-2024-24549 (5)

IV. Related Vulnerabilities

Same product: Apache Tomcat
Same vendor: Apache Software Foundation
Same weakness: CWE-20

V. Comments for CVE-2024-24549

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