From a675c888946b9c27fbfcf3eb0438503184c54737 Mon Sep 17 00:00:00 2001
From: Miroslav Stampar <miroslav.stampar@gmail.com>
Date: Sat, 7 Jan 2012 16:06:18 +0000
Subject: [PATCH] minor check added for invalid urls (e.g. deliberately too
 long)

---
 lib/core/common.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/core/common.py b/lib/core/common.py
index 9fd4b99f6..548244afd 100644
--- a/lib/core/common.py
+++ b/lib/core/common.py
@@ -1248,7 +1248,12 @@ def parseTargetUrl():
     conf.path = __urlSplit[2].strip()
     conf.hostname = __hostnamePort[0].strip()
 
-    if any((re.search(r'\s', conf.hostname), '..' in conf.hostname, conf.hostname.startswith('.'))):
+    try:
+        _ = conf.hostname.encode("idna")
+    except UnicodeError:
+        _ = None
+
+    if any((_ is None, re.search(r'\s', conf.hostname), '..' in conf.hostname, conf.hostname.startswith('.'))):
         errMsg = "invalid target url"
         raise sqlmapSyntaxException, errMsg