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CVE-2024-24549

Apache Tomcat: HTTP/2 header handling DoS

Published: Mar 13, 2024Updated: Oct 29, 2025 Sources: CVE List NVD GHSA BDUCWE-20
7.5HIGH
NVD MITRE
EPSS Score
23.1%
Top 2.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

Apache Tomcat Denial of Service due to improper input validation vulnerability for HTTP/2 requests

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-20NVD-CWE-noinfo

Affected Products

Red Hat Inc.
commercial·USaka red hat
Red Hat Enterprise LinuxOn-premOS
Operating Systems / linux-distro
Red Hat JBoss Web ServerOn-prem
Operating Systems / linux-distro
Jboss Web ServerOn-prem
Operating Systems / linux-distro
Maven
package-ecosystem
org.apache.tomcat:tomcat-coyote
OSS Libraries
org.apache.tomcat.embed:tomcat-embed-core
OSS Libraries
apache
oss-project·USaka apache http server, apache httpd
tomcatOn-premWeb App
Networking Infrastructure / load-balancer-proxy
debian
oss-project·GBaka debian gnu/linux
debian linuxOn-premOS
Operating Systems / linux-distro
fedoraproject
oss-project·USaka fedora project
fedoraOn-premOS
Operating Systems / linux-distro
Apache Software Foundation
oss-project·USaka apache foundation
Apache TomcatOn-premWeb App
Networking Infrastructure / load-balancer-proxy
and 10 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://nvd.nist.gov/vuln/detail/CVE-2024-24549
nvd.nist.gov
https://github.com/apache/tomcat/commit/0cac540a882220231ba7a82330483cbd5f6b1f96
github.com
https://github.com/apache/tomcat/commit/810f49d5ff6d64b704af85d5b8d0aab9ec3c83f5
github.com
and 21 more references View all →

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