Improper Neutralization of Special Elements used in an SQL Command ('SQL
Injection') vulnerability in ZkTeco-based OEM devices allows an
attacker
to authenticate under any user from the device database.

This issue affects 

ZkTeco-based OEM devices (ZkTeco ProFace X, Smartec ST-FR043, Smartec
ST-FR041ME and possibly others) with the ZAM170-NF-1.8.25-7354-Ver1.0.0
and possibly others.

References

• https://nvd.nist.gov/vuln/detail/CVE-2023-3938
• https://github.com/klsecservices/Advisories/blob/master/K-ZkTeco-2023-001.md