CVE-2023-3938 - CVE House

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Status published Medium CVE-2023-3938

Bypassing ZkTeco-based OEM devices/ZKTeco biometric authentication system via SQLi in QR code

4.6 CVSS

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

The vulnerability was discovered by Alexander Zaytsev from Kaspersky

References

https://github.com/klsecservices/Advisories/blob/master/K-ZkTeco-2023-001.md

More from ZkTeco

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Multiple buffer overflow in ZkTeco-based OEM devices

Multiple SQLi in ZkTeco-based OEM devices

Multiple arbitrary file writes in ZkTeco-based OEM devices

Multiple arbitrary file reads in ZkTeco-based OEM devices

Multiple command injection in ZkTeco-based OEM devices

Affected Vendor

ZkTeco

View all reports →

Affected Software

ZkTeco-based OEM devices with firmware ZAM170-NF-1.8.25-7354-Ver1.0.0

Vulnerable Versions:

ZAM170-NF-1.8.25-7354-Ver1.0.0

Timeline

Official Publish: May 21st, 2024

Last Modified: August 2nd, 2024

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1059 Command and Scripting Interpreter

T1213.006 Databases

T1485 Data Destruction