Apache Tomcat up to 9.0.89/10.1.24/11.0.0-M20 TLS Handshake resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apache Tomcat up to 9.0.89/10.1.24/11.0.0-M20. This impacts an unknown function of the component TLS Handshake Handler. This manipulation causes resource consumption. This vulnerability is tracked as CVE-2024-38286. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apache Tomcat up to 9.0.89/10.1.24/11.0.0-M20. It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component TLS Handshake Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. The summary by CVE is:

Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.0-M20, from 10.1.0-M1 through 10.1.24, from 9.0.13 through 9.0.89. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.35 through 8.5.100 and 7.0.92 through 7.0.109. Other EOL versions may also be affected. Users are recommended to upgrade to version 11.0.0-M21, 10.1.25, or 9.0.90, which fixes the issue. Apache Tomcat, under certain configurations on any platform, allows an attacker to cause an OutOfMemoryError by abusing the TLS handshake process.

It is possible to read the advisory at lists.apache.org. This vulnerability is known as CVE-2024-38286 since 06/12/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 208063 (SUSE SLES12 Security Update : tomcat (SUSE-SU-2024:3510-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 9.0.90, 10.1.25 or 11.0.0-M21 eliminates this vulnerability. The upgrade is hosted for download at tomcat.apache.org.

The vulnerability is also documented in the databases at Tenable (208063), EUVD (EUVD-2024-3211) and CERT Bund (WID-SEC-2026-0177). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Atlassian Jira
  • Dell Data Protection Advisor
  • Atlassian Bamboo
  • Atlassian Bitbucket
  • Atlassian Confluence

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 7.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 8.6
CNA Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 208063
Nessus Name: SUSE SLES12 Security Update : tomcat (SUSE-SU-2024:3510-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Tomcat 9.0.90/10.1.25/11.0.0-M21

Timelineinfo

06/12/2024 🔍
09/23/2024 +103 days 🔍
09/23/2024 +0 days 🔍
03/18/2026 +541 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: lists.apache.org
Status: Confirmed

CVE: CVE-2024-38286 (🔍)
GCVE (CVE): GCVE-0-2024-38286
GCVE (VulDB): GCVE-100-278287
EUVD: 🔍
CERT Bund: WID-SEC-2026-0177 - Atlassian Bamboo, Bitbucket, Confluence und Jira: Mehrere Schwachstellen

Entryinfo

Created: 09/23/2024 16:40
Updated: 03/18/2026 20:29
Changes: 09/23/2024 16:40 (55), 10/03/2024 14:05 (2), 11/07/2024 10:13 (12), 11/07/2024 13:31 (1), 08/07/2025 15:00 (11), 08/08/2025 15:23 (1), 10/29/2025 13:27 (1), 03/18/2026 20:29 (7)
Complete: 🔍
Cache ID: 216::103

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