diff --git a/scripts/http-server-header.nse b/scripts/http-server-header.nse
index f273e828f..207ad26d5 100644
--- a/scripts/http-server-header.nse
+++ b/scripts/http-server-header.nse
@@ -30,7 +30,7 @@ portrule = function(host, port)
   if type(port.version) == "table" and (port.version.name_confidence > 3 or port.version.product ~= nil) then
     return false
   end
-  return shortport.http(host,port)
+  return (shortport.http(host,port) and nmap.version_intensity() >= 7)
 end
 
 action = function(host, port)
diff --git a/scripts/jdwp-version.nse b/scripts/jdwp-version.nse
index b630f789c..29ab02357 100644
--- a/scripts/jdwp-version.nse
+++ b/scripts/jdwp-version.nse
@@ -28,6 +28,7 @@ portrule = function(host, port)
   return port.service == "tcpwrapped"
     and port.protocol == "tcp" and port.state == "open"
     and not(shortport.port_is_excluded(port.number,port.protocol))
+    and nmap.version_intensity() >= 7
 end
 
 action = function(host, port)
diff --git a/scripts/mcafee-epo-agent.nse b/scripts/mcafee-epo-agent.nse
index a33aa9e74..410c0ace9 100644
--- a/scripts/mcafee-epo-agent.nse
+++ b/scripts/mcafee-epo-agent.nse
@@ -31,10 +31,12 @@ local string = require "string"
 
 portrule = function(host, port)
   if port.version ~= nil and port.version.product ~= nil then
-    return (port.version.product:find("[eE][pP]olicy Orch")
+    return ((port.version.product:find("[eE][pP]olicy Orch")
           or port.version.product:find("[eE]PO [aA]gent"))
+          and nmap.version_intensity() >= 7)
   else
-    return (port.number == 8081 and port.protocol == "tcp")
+    return ((port.number == 8081 and port.protocol == "tcp")
+            and nmap.version_intensity() >= 7)
   end
 end
 
diff --git a/scripts/quake1-info.nse b/scripts/quake1-info.nse
index 4db02816e..a5f247376 100644
--- a/scripts/quake1-info.nse
+++ b/scripts/quake1-info.nse
@@ -74,6 +74,7 @@ function portrule(host, port)
   and port.protocol == 'udp'
   and ((26000 <= port.number and port.number <= 26004)
     or port.service == 'quake')
+  and nmap.version_intensity() >= 7
 end
 
 
diff --git a/scripts/rpc-grind.nse b/scripts/rpc-grind.nse
index 1836bafd3..2cd967a0f 100644
--- a/scripts/rpc-grind.nse
+++ b/scripts/rpc-grind.nse
@@ -52,7 +52,7 @@ portrule = function(host, port)
     -- different than rpcbind.
     return false
   end
-  return true
+  return nmap.version_intensity() >= 7
 end
 
 --- Function that determines if the target port of host uses RPC protocol.
diff --git a/scripts/skypev2-version.nse b/scripts/skypev2-version.nse
index 17e1f2766..d93d61046 100644
--- a/scripts/skypev2-version.nse
+++ b/scripts/skypev2-version.nse
@@ -24,6 +24,7 @@ portrule = function(host, port)
   and port.protocol == "tcp" and port.state == "open"
   and port.version.name_confidence < 10
   and not(shortport.port_is_excluded(port.number,port.protocol))
+  and nmap.version_intensity() >= 7
 end
 
 action = function(host, port)
diff --git a/scripts/weblogic-t3-info.nse b/scripts/weblogic-t3-info.nse
index 3771644fc..ca5dac421 100644
--- a/scripts/weblogic-t3-info.nse
+++ b/scripts/weblogic-t3-info.nse
@@ -10,7 +10,7 @@ categories = {"default","safe","discovery","version"}
 
 portrule = function(host, port)
   if type(port.version) == "table" and port.version.name_confidence > 3 and port.version.product ~= nil then
-    return string.find(port.version.product, "WebLogic", 1, true)
+    return string.find(port.version.product, "WebLogic", 1, true) and nmap.version_intensity() >= 7
   end
   return shortport.version_port_or_service({7001,7002,7003},"http")(host,port)
 end