Keycloak Denial of Service via account lockout
In any realm set with "User (Self) registration" a user that is registered with a username in email format can be "locked out" (denied from logging in) using his username.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2024-1722US | medium5.3 | — | ||
A flaw was found in Keycloak. In certain conditions, this issue may allow a remote unauthenticated attacker to block other accounts from logging in. | ||||
02
references
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/CVE-2024-1722WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=2265389WEB
- https://github.com/keycloak/keycloakPACKAGE
- https://github.com/keycloak/keycloak/commit/f9708037383aa98741e4850447de64dc4a0d4b4eWEB
- https://github.com/keycloak/keycloak/issues/29603WEB
- https://github.com/keycloak/keycloak/issues/29603#issuecomment-2127499627WEB
- https://github.com/keycloak/keycloak/security/advisories/GHSA-cq42-vhv7-xr7pWEB
- https://nvd.nist.gov/vuln/detail/CVE-2024-1722ADVISORY
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