Fortinet Discovers Netgear R8500 Stack Buffer Overflow in CGI Handler
Fortinet's FortiGuard Labs has discovered multiple stack-based buffer overflows in Netgear NightHawk routers.
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 is stack buffer overflow issue in wlg_adv.cgi CGI handler. The CGI handler does not assess the length of the device name sent via HTTP request.
SolutionsFortiGuard Labs released the following FortiGate IPS signature which covers this specific vulnerability:
Released May 14, 2018
Users should apply latest update from the vendor
Fortinet reported the vulnerability to Netgear on 17, April 2018
Netgear confirmed the vulnerability on 26, April 2018
Netgear released patch for the vulnerability on 04, September 2019