A vulnerability was detected in ZKTeco BioTime up to 9.0.3/9.0.4/9.5.2. This affects an unknown part of the file /base/safe_setting/ of the component Endpoint. Performing manipulation of the argument backup_encryption_password_decrypt/export_encryption_password_decrypt results in unprotected storage of credentials. Remote exploitation of the attack is possible. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.