OS Command Injection in ZyXEL Communications Corp. products - CVE-2023-33012

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote unauthenticated attacker on the local network can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Affected software

How to mitigate CVE-2023-33012

Links to Public Exploits and PoC-codes

• Exploit #10153 - Zyxel parse_config.py Command Injection (July 3, 2024)

External References

• https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers

Related Security Bulletins

• Multiple vulnerabilities in Zyxel firewalls and WLAN controllers