CVE-2023-33009 Zyxel Multiple Firewalls
Zyxel ATP, USG FLEX, USG FLEX 50(W), USG20(W)-VPN, VPN, and ZyWALL/USG firewalls contain a buffer overflow vulnerability in the notification function that could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and remote code execution on an affected device.
- CVSS
- not scored
On CISA’s exploited list
Zyxel Multiple Firewalls Buffer Overflow Vulnerability
- Added
- 2023-06-05
- Federal patch deadline
- 2023-06-26
- Ransomware use
- not known