Zyxel Multiple Firewalls Buffer Overflow Vulnerability

Added June 5, 2023 • Due June 26, 2023 • CVE-2023-33010

Overdue Zyxel / Multiple Firewalls CWE-120

Description

Zyxel ATP, USG FLEX, USG FLEX 50(W), USG20(W)-VPN, VPN, and ZyWALL/USG firewalls contain a buffer overflow vulnerability in the ID processing function that could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and remote code execution on an affected device.

Required Action

Apply updates per vendor instructions.

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-buffer-overflow-vulnerabilities-of-firewalls
https://nvd.nist.gov/vuln/detail/CVE-2023-33010

Additional Information

Catalog Version: 2025.01.24
Catalog Released: Jan. 24, 2025
Days Until Due: 0 days
Last Updated: 4 months, 2 weeks ago