mirror of
https://github.com/sqlmapproject/sqlmap.git
synced 2024-11-23 01:56:36 +03:00
41 lines
1.1 KiB
Python
41 lines
1.1 KiB
Python
#!/usr/bin/env python
|
|
|
|
"""
|
|
Copyright (c) 2006-2017 sqlmap developers (http://sqlmap.org/)
|
|
See the file 'LICENSE' for copying permission
|
|
"""
|
|
|
|
import string
|
|
|
|
from lib.core.enums import PRIORITY
|
|
|
|
__priority__ = PRIORITY.LOWEST
|
|
|
|
def tamper(payload, **kwargs):
|
|
"""
|
|
Unicode-escapes non-encoded characters in a given payload (not
|
|
processing already encoded)
|
|
|
|
Notes:
|
|
* Useful to bypass weak filtering and/or WAFs in JSON contexes
|
|
|
|
>>> tamper('SELECT FIELD FROM TABLE')
|
|
'\\\\u0053\\\\u0045\\\\u004C\\\\u0045\\\\u0043\\\\u0054\\\\u0020\\\\u0046\\\\u0049\\\\u0045\\\\u004C\\\\u0044\\\\u0020\\\\u0046\\\\u0052\\\\u004F\\\\u004D\\\\u0020\\\\u0054\\\\u0041\\\\u0042\\\\u004C\\\\u0045'
|
|
"""
|
|
|
|
retVal = payload
|
|
|
|
if payload:
|
|
retVal = ""
|
|
i = 0
|
|
|
|
while i < len(payload):
|
|
if payload[i] == '%' and (i < len(payload) - 2) and payload[i + 1:i + 2] in string.hexdigits and payload[i + 2:i + 3] in string.hexdigits:
|
|
retVal += "\\u00%s" % payload[i + 1:i + 3]
|
|
i += 3
|
|
else:
|
|
retVal += '\\u%.4X' % ord(payload[i])
|
|
i += 1
|
|
|
|
return retVal
|