diff --git a/lib/filter/base.rb b/lib/filter/base.rb
index b6c1cca95..633f566af 100644
--- a/lib/filter/base.rb
+++ b/lib/filter/base.rb
@@ -83,6 +83,13 @@ module BeEF
       not (str =~ /[^\w\d\s()-.,;:_\/!\302\256]/).nil? # \302\256 is the (r) character 
     end  
 
+    # check for valid base details chars
+    # this is for basic flitering where possible all specific filters must be implemented
+    def self.has_valid_base_chars?(str)
+      return false if not is_non_empty_string?(str)
+      (str =~ /[^\302\256[:print:]]/).nil? # \302\256 is the (r) character 
+    end  
+
   end
   
 end
diff --git a/lib/filter/command.rb b/lib/filter/command.rb
index ff39f26e9..7b02ca317 100644
--- a/lib/filter/command.rb
+++ b/lib/filter/command.rb
@@ -33,14 +33,13 @@ module BeEF
     # check if valid command module datastore value
     def self.is_valid_command_module_datastore_param?(str)
       return false if BeEF::Filter.has_null?(str)
-      return BeEF::Filter.has_valid_key_chars?(str)     
-      true  
+      has_valid_base_chars?(str)
     end
 
     # check for word and some punc chars
     def self.has_valid_key_chars?(str)
       return false if not BeEF::Filter.is_non_empty_string?(str)
-      (str =~ /[^\w\d\s()-.,;_\302\256]/).nil? # \302\256 is the (r) character 
+      has_valid_base_chars?(str)
     end
 
     # check for word and underscore chars