CVE-2024-11734 (GCVE-0-2024-11734)
Vulnerability from cvelistv5 – Published: 2025-01-14 08:35 – Updated: 2025-11-20 18:22
VLAI?
Summary
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.
Severity ?
6.5 (Medium)
CWE
- CWE-693 - Protection Mechanism Failure
Assigner
References
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Impacted products
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Affected:
0 , < 26.0.8
(semver)
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Credits
Red Hat would like to thank Chase Bowman (Contract Security) for reporting this issue.
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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