CVE-2023-33009 — Zyxel Multiple Firewalls Buffer Overflow Vulnerability
2023-06-05 • CISA Known Exploited Vulnerability
[event] 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.
> AFFECTED SOFTWARE
| Field | Value |
|---|---|
| Vendor | Zyxel |
| Product | Multiple Firewalls |
| CWE | CWE-120 |
| CVE ID | CVE-2023-33009 |
| Date Added | 2023-06-05 |
| Due Date | 2023-06-26 |
| Ransomware Campaign | Unknown |
> MITIGATION
Apply updates per vendor instructions.
Due Date: 2023-06-26