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CVE-2024-11734

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CVE-2024-11734

Published: Jan 14, 2025

Modified: Nov 20, 2025

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Description

A denial of service vulnerability was found in Keycloak that could allow an administrative user with the right to change realm settings to disrupt the service. This action is done by modifying any of the security headers and inserting newlines, which causes the Keycloak server to write to a request that has already been terminated, leading to the failure of said request.

VendorProductVersions

Unknown

keycloak

affected
0 - < 26.0.8

Red Hat

Red Hat build of Keycloak 26.0

unaffected
26.0.8-1 - < *

Red Hat

Red Hat build of Keycloak 26.0

unaffected
26.0-7 - < *

Red Hat

Red Hat build of Keycloak 26.0

unaffected
26.0-8 - < *

Red Hat

RHBK 26.0.8

All versions

Red Hat

Red Hat JBoss Enterprise Application Platform 8

All versions

Red Hat

Red Hat JBoss Enterprise Application Platform Expansion Pack

All versions

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

RHSA-2025:0299
vendor-advisory
x_refsource_REDHAT
RHSA-2025:0300
vendor-advisory
x_refsource_REDHAT
RHBZ#2328846
issue-tracking
x_refsource_REDHAT

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