Vulnerabilities > CVE-2021-3637 - Unspecified vulnerability in Redhat Keycloak and Single Sign-On

047910
CVSS 7.5 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
HIGH
network
low complexity
redhat

Summary

A flaw was found in keycloak-model-infinispan in keycloak versions before 14.0.0 where authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly which could lead to a DoS attack.

Vulnerable Configurations

Part Description Count
Application
Redhat
127