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Fencer Vulns
critical 10.0

CVE-2023-3941 json

Multiple arbitrary file writes in ZkTeco-based OEM devices

published 2024-05-21 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-44567

cvss
10.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

Relative Path Traversal vulnerability in ZkTeco-based OEM devices allows an attacker

to write any file on the system with root privileges.

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.

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.92% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

  • ZkTeco ZkTeco-based OEM devices with firmware ZAM170-NF-1.8.25-7354-Ver1.0.0
  • zkteco smartec_st_fr041me
  • zkteco facedepot_7b
  • zkteco smartec_st_fr043

Classification

Weakness
  • CWE-23 Relative Path Traversal

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.