From caa326774cebd4ed3773c21b1eca41265e8c2929 Mon Sep 17 00:00:00 2001
From: Meatballs <eat_meatballs@hotmail.co.uk>
Date: Sun, 16 Jun 2013 10:22:20 +0100
Subject: [PATCH] Fallback to blind

---
 lib/takeover/xp_cmdshell.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/takeover/xp_cmdshell.py b/lib/takeover/xp_cmdshell.py
index 3e800a812..43b640ecc 100644
--- a/lib/takeover/xp_cmdshell.py
+++ b/lib/takeover/xp_cmdshell.py
@@ -209,7 +209,8 @@ class Xp_cmdshell:
 
             if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
                 output = inject.getValue(query, resumeValue=False, blind=False, time=False)
-            else:
+            
+	    if (output is None) or len(output)==0 or output[0] is None:
                 output = []
                 count = inject.getValue("SELECT COUNT(id) FROM %s" % self.cmdTblName, resumeValue=False, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)