Fortinet Discovers Stack Buffer Overflows in DGN2200/DGN2200B
Summary
Fortinet's FortiGuard Labs has discovered multiple stack-based buffer overflows in Netgear DGN2200.
Netgear is a global computer networking company based in San Jose, California, in the United States. It produces networking hardware for consumers, businesses, and service providers
There are multiple Common Gateway Interface (CGI) handlers
that do not sanitize user input submitted directly via HTTP request that could
lead to stack-based buffer overflow, which could result in remote code execution upon
successful exploitation.
Solutions
FortiGuard Labs released the following FortiGate IPS signature which covers this specific vulnerability:Netgear.DGN2200.Buffer.Overflow
Released Mar 15, 2018
Users should apply latest update from the vendor
Timeline
Fortinet reported the vulnerability to Netgear on 06, February 2018
Netgear confirmed the vulnerability on 09, February 2018
Netgear released patch for the vulnerability on 12, March 2019