CVE-2023-38949
HighCVSS 7.5Exploitation Probability (EPSS)
Low risk27th percentile - higher than 27% of all known CVEs
Summary
A vulnerability in a hidden API of ZKTeco BioTime v8.5.5 allows unauthenticated attackers to arbitrarily reset the Administrator password via a crafted web request.
Risk Assessment
The risk involves complete loss of control over the access control system. An attacker can gain administrator privileges, alter configuration, and access sensitive data.
Recommendation
Immediately update ZKTeco BioTime to the latest available version. If an update is not possible, restrict access to the management interface to trusted IP addresses only.
Other vulnerabilities in ZKTeco BioTime
See all- CVE-2023-38951Critical
A vulnerability in ZKTeco BioTime 8.5.5 through 9.x before 9.0.1 (20240617.19506) allows authenticated attackers to create or overwrite arbitrary files on the server. It exploits a path traversal issue in the Username field and lack of input sanitization on the SSH Key field in /base/sftpsetting/ endpoints.
- CVE-2023-38950HighActively exploited
A path traversal vulnerability in the iclock API of ZKTeco BioTime v8.5.5 allows unauthenticated attackers to read arbitrary files via a crafted payload. The flaw is fixed in version 9.0.120240617.19506.
- CVE-2025-15128Medium
A vulnerability was detected in ZKTeco BioTime up to versions 9.0.3/9.0.4/9.5.2, affecting an unknown part of the file /base/safe_setting/ of the Endpoint component. Manipulating the argument backup_encryption_password_decrypt/export_encryption_password_decrypt results in unprotected storage of credentials.
- CVE-2023-51142High
An issue in ZKTeco BioTime v.8.5.4 and before allows a remote attacker to obtain sensitive information. The vulnerability stems from improper access control to data.
- CVE-2023-38952High
An insecure access control vulnerability in ZKTeco BioTime through 9.0.1 allows authenticated attackers to escalate privileges because session IDs are not validated against user type. Any authenticated user can access administrative functions without restriction by making direct requests to admin endpoints.
Original NVD description (English source)
An issue in a hidden API in ZKTeco BioTime v8.5.5 allows unauthenticated attackers to arbitrarily reset the Administrator password via a crafted web request.