Headline
GHSA-m6q9-p373-g5q8: Keycloak's unvalidated cross-origin messages in checkLoginIframe leads to DDoS
A potential security flaw in the “checkLoginIframe” which allows unvalidated cross-origin messages, enabling potential DDoS attacks. By exploiting this vulnerability, attackers could coordinate to send millions of requests in seconds using simple code, significantly impacting the application’s availability without proper origin validation for incoming messages.
Acknowledgements
Special thanks to Adriano Márcio Monteiro from BRZTEC for reporting this issue and helping us improve our project.
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- GitHub Advisory Database
- GitHub Reviewed
- CVE-2024-1249
Keycloak’s unvalidated cross-origin messages in checkLoginIframe leads to DDoS
High severity GitHub Reviewed Published Apr 17, 2024 in keycloak/keycloak • Updated Apr 17, 2024
Package
maven org.keycloak:keycloak-services (Maven)
Affected versions
< 22.0.10
>= 23.0.0, < 24.0.3
Patched versions
22.0.10
24.0.3
Description
Published to the GitHub Advisory Database
Apr 17, 2024
Last updated
Apr 17, 2024
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