// For flags

CVE-2024-3653

Undertow: learningpushhandler can lead to remote memory dos attacks

Severity Score

5.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

A vulnerability was found in Undertow. This issue requires enabling the learning-push handler in the server's config, which is disabled by default, leaving the maxAge config in the handler unconfigured. The default is -1, which makes the handler vulnerable. If someone overwrites that config, the server is not subject to the attack. The attacker needs to be able to reach the server with a normal HTTP request.

Se encontró una vulnerabilidad en Undertow. Este problema requiere habilitar el controlador de aprendizaje-push en la configuración del servidor, que está deshabilitado de forma predeterminada, dejando la configuración maxAge en el controlador sin configurar. El valor predeterminado es -1, lo que hace que el controlador sea vulnerable. Si alguien sobrescribe esa configuración, el servidor no está sujeto al ataque. El atacante debe poder llegar al servidor con una solicitud HTTP normal.

*Credits: Red Hat would like to thank Keke Lian, Haoran Zhao, and Yongheng Liu (Secsys Lab of Fudan University) for reporting this issue.
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-04-11 CVE Reserved
  • 2024-07-08 CVE Published
  • 2024-08-13 EPSS Updated
  • 2025-01-09 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-401: Missing Release of Memory after Effective Lifetime
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
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Redhat
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Amq Streams
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Affected
Redhat
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Build Keycloak
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Affected
Redhat
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Build Of Optaplanner
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Affected
Redhat
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Build Of Quarkus
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Affected
Redhat
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Camel Quarkus
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Redhat
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Camel Spring Boot
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Redhat
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Data Grid
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Redhat
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Integration
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Redhat
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Integration Camel K
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Redhat
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Integration Camel Quarkus
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Redhat
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Jboss Data Grid
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Redhat
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Jboss Enterprise Application Platform
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Redhat
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Jboss Enterprise Bpms Platform
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Redhat
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Jboss Fuse
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Redhat
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Jboss Fuse Service Works
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Redhat
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Jbosseapxp
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Redhat
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Keycloak
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Redhat
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Optaplanner
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Redhat
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Process Automation
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Redhat
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Quarkus
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Redhat
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Red Hat Single Sign On
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Redhat
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Rhboac Hawtio
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Redhat
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Serverless
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Redhat
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Service Registry
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Redhat
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Enterprise Linux
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Redhat
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Openshift
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Affected