CVE-2023-3939 — CRITICAL (10.0)

Vulnerability Description

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in ZkTeco-based OEM devices allows OS Command Injection. Since all the found command implementations are executed from the superuser, their impact is the maximum possible. 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 other.

CVSS Score

10.0

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-78

References

FAQ

What is CVE-2023-3939?

CVE-2023-3939 is a vulnerability with a CVSS score of 10.0 (CRITICAL). Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in ZkTeco-based OEM devices allows OS Command Injection. Since all the found command impleme...

How severe is CVE-2023-3939?

CVE-2023-3939 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-3939?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.