Stack-based Buffer Overflow Vulnerability Affects ZkTeco Devices
CVE-2023-3943

10CRITICAL

Key Information:

Vendor

Zkteco

Status
Zkteco-based Oem Devices With Firmware Zam170-nf-1.8.25-7354-ver1.0.0
Vendor
CVE Published:
21 May 2024

What is CVE-2023-3943?

A stack-based buffer overflow vulnerability exists in several ZkTeco-based OEM devices, which could allow the execution of arbitrary code in certain conditions. This risk is heightened by the absence of protective measures such as stack canaries and Position Independent Executables (PIE). The flaw is known to affect multiple devices including the ZkTeco ProFace X and Smartec ST-FR043 with specific firmware versions, making it essential for users to apply necessary security measures.

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Affected Version(s)

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

References

https://github.com/klsecservices/Advisories/blob/master/K...

CVSS V3.1

Score:
10
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

The vulnerability was discovered by Georgy Kiguradze from Kaspersky
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