Critical severity10.0NVD Advisory· Published May 21, 2024· Updated Apr 15, 2026

CVE-2023-3939

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Zkteco/ProFace Xllm-fuzzy
Range: ZAM170-NF-1.8.25-7354-Ver1.0.0
Smartec/ST-FR043llm-fuzzy
Range: ZAM170-NF-1.8.25-7354-Ver1.0.0
Smartec/ST-FR041MEllm-fuzzy
Range: ZAM170-NF-1.8.25-7354-Ver1.0.0

Patches

Vulnerability mechanics

References

github.com/klsecservices/Advisories/blob/master/K-ZkTeco-2023-002.mdnvd

News mentions

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epss	0.001
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ransomware	0.000