CVE-2023-37926

Summary

CVE-2023-37926 is a buffer overflow vulnerability affecting various firmware versions of Zyxel ATP, USG FLEX, USG FLEX 50(W), USG20(W)-VPN, and VPN devices. This issue enables authenticated local attackers to cause denial-of-service (DoS) conditions by executing a specific CLI command that leads to system log dumping. By exploiting this vulnerability, attackers can potentially overload the system, leading to service interruptions and potential system instability. Device users are advised to update their firmware to the latest, secure versions to mitigate this risk.

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