CVSS 3.1 Score 10.0 of 10 (high)


Published May 21, 2024
CWE ID 121


CVE-2023-3943 is a Stack-based Buffer Overflow vulnerability that affects ZkTeco-based OEM devices, including ZkTeco ProFace X, Smartec ST-FR043, Smartec ST-FR041ME, and potentially others. The vulnerability is present in firmware version ZAM170-NF-1.8.25-7354-Ver1.0.0 and possibly other versions. This vulnerability allows for the execution of arbitrary code due to the absence of protection mechanisms like stack canaries and PIE. The severity of this vulnerability is rated as CRITICAL, with a base score of 10.0 out of 10.0. It poses a high risk to organizations as it can be exploited remotely over a network without requiring any privileges or user interaction, potentially leading to compromise of confidentiality and integrity of the affected devices. Remediation measures should include updating the firmware of the affected devices to address this vulnerability promptly.

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