CVE-2023-6399 | Zyxel ATP/USG FLEX/USG FLEX 50/USG20-VPN IPSec VPN format string
A vulnerability was found in Zyxel ATP, USG FLEX, USG FLEX 50 and USG20-VPN. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component IPSec VPN. The manipulation leads to format string.
This vulnerability is known as CVE-2023-6399. The attack needs to be done within the local network. There is no exploit available.