Zyxel Firewalls Hacked by Mirai Botnet
A Mirai botnet variant has been exploiting a recently patched vulnerability tracked as CVE-2023-28771 to hack many Zyxel firewalls. The Taiwan-based networking device manufacturer informed customers about the security hole on April 25, when it announced the availability of patches for impacted ATP, VPN, USG Flex and ZyWALL/USG firewalls. The OS command injection vulnerability, found by Trapa Security, is caused by improper error message handling in some firewalls, and it could allow an unauthenticated attacker…
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