CVE-2023-4397

CVSS 3.1 Score 4.4 of 10 (medium)

Details

Published Nov 28, 2023
Updated: Dec 4, 2023
CWE ID 120

Summary

CVE-2023-4397 is a buffer overflow vulnerability that affects Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37. An authenticated local attacker with administrator privileges could exploit this vulnerability by executing a crafted CLI command on the affected device, leading to denial-of-service (DoS) conditions. The risk score for this vulnerability is 10, indicating a high potential danger to organizations. To remediate the issue, users should update their firmware to a non-vulnerable version provided by Zyxel.

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