The auth_send function in providers/ldap/ldap_auth.c in System Security Services Daemon (SSSD) 1.3.0, when LDAP authentication and anonymous bind are enabled, allows remote attackers to bypass the authentication requirements of pam_authenticate via an empty password.
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Sssd | Fedoraproject | 1.3.0 (including) | 1.3.0 (including) |
| Sssd | Ubuntu | karmic | * |
| Sssd | Ubuntu | lucid | * |
| Sssd | Ubuntu | upstream | * |