Remote Command Execution Vulnerability in NETGEAR DGN2200 Devices
CVE-2017-6334

8.8HIGH

Key Information:

Vendor: Netgear
Status: Dgn2200 Series Firmware
Vendor: CVE Published:; 6 March 2017

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 91%🦅 CISA Reported

Summary

A vulnerability in dnslookup.cgi on NETGEAR DGN2200 devices enables remote authenticated users to execute arbitrary OS commands. The flaw arises when malicious actors leverage shell metacharacters in the host_name field of an HTTP POST request. This critical weakness allows potential attackers to manipulate the system by executing unauthorized commands, posing a significant risk to device security if not addressed promptly.

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: The impacted product is end-of-life and should be disconnected if still in use.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2017-6334 - Proof of Concept