Adds a fingerprint for Netgear FVS VPN firewall

nselib/data/http-default-accounts-fingerprints.lua

@@ -593,6 +593,28 @@ table.insert(fingerprints, {
   end
 })
 
+table.insert(fingerprints, {
+  -- Version 2.3, 2.4 on FVS318
+  name = "Netgear FVS",
+  category = "routers",
+  paths = {
+    {path = "/"}
+  },
+  target_check = function (host, port, path, response)
+    return response.status == 200
+           and response.header["server"] == "Netgear"
+           and response.body
+           and response.body:lower():find("<frame%s+src%s*=%s*(['\"]?)top.html%1%s")
+  end,
+  login_combos = {
+    {username = "admin", password = "password"}
+  },
+  login_check = function (host, port, path, user, pass)
+    return try_http_basic_login(host, port, url.absolute(path, "top.html"),
+                               user, pass, false)
+  end
+})
+
 table.insert(fingerprints, {
   name = "Motorola AP-7532",
   category = "routers",