OS Command Injection in ZyXEL Communications Corp. products - CVE-2024-42057
Published: September 3, 2024 / Updated: November 23, 2024
Vulnerability identifier: #VU96722
CSH Severity: Critical
CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-42057
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
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 in the IPSec VPN feature. A remote unauthenticated attacker 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
ATP series
USG FLEX series
USG FLEX 50W
USG20W-VPN
USG FLEX series
USG FLEX 50W
USG20W-VPN
How to mitigate CVE-2024-42057
Install updates from vendor's website.
ATP series - update to 5.39
USG FLEX series - update to 5.39
USG FLEX 50W - update to 5.39
USG20W-VPN - update to 5.39
USG FLEX series - update to 5.39
USG FLEX 50W - update to 5.39
USG20W-VPN - update to 5.39