CVE-2020-35518 – 389-ds-base: information disclosure during the binding of a DN

https://notcve.org/view.php?id=CVE-2020-35518

When binding against a DN during authentication, the reply from 389-ds-base will be different whether the DN exists or not. This can be used by an unauthenticated attacker to check the existence of an entry in the LDAP database. Cuando se vincula con un DN durante la autenticación, la respuesta de 389-ds-base será diferente si el DN se presenta o no. Esto puede ser usado por un atacante no autenticado para comprobar la existencia de una entrada en la base de datos de LDAP. • https://bugzilla.redhat.com/show_bug.cgi?id=1905565 https://github.com/389ds/389-ds-base/commit/b6aae4d8e7c8a6ddd21646f94fef1bf7f22c3f32 https://github.com/389ds/389-ds-base/commit/cc0f69283abc082488824702dae485b8eae938bc https://github.com/389ds/389-ds-base/issues/4480 https://access.redhat.com/security/cve/CVE-2020-35518 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-203: Observable Discrepancy •