Input validation error in Keycloak - CVE-2024-1722
Published: June 24, 2024
Vulnerability identifier: #VU93090
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-1722
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Keycloak
Affected software:
Keycloak
Keycloak
Detailed vulnerability description
The vulnerability allows a remote attacker to block other accounts from logging in.
The vulnerability exists due to insufficient validation of user-supplied input when User (Self) registration is enabled. A user that is registered with a username in email format can be "locked out".
How to mitigate CVE-2024-1722
Install updates from vendor's website.