CVE-2023-6397

Summary

CVE-2023-6397 is a null pointer dereference vulnerability affecting Zyxel ATP series firmware versions 4.32 through 5.37 Patch 1 and USG FLEX series firmware versions 4.50 through 5.37 Patch 1. An attacker on a LAN network can exploit this vulnerability by transmitting a specially crafted RAR compressed file to a host with the "Anti-Malware" feature enabled. Successful exploitation may result in denial-of-service (DoS) conditions, making it essential for users to update their firmware to mitigate this risk.

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