AjentiCP Dir Name Based Stored XSS <= v1.2.23.13

2018.10.21
Risk: Low
Local: Yes
Remote: Yes
CWE: CWE-79


CVSS Base Score: 4.3/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

[+] Title: AjentiCP Dir Name Based Stored XSS <= v1.2.23.13 [+] Author: Numan OZDEMIR (https://infinitumit.com.tr) [+] Vendor Homepage: ajenti.org [+] Version: Up to v1.2.23.13 [+] CVE: CVE-2018-18548 [+] Discovered by Numan OZDEMIR in InfinitumIT Labs [+] root@numanozdemir.com - info@infinitumit.com.tr [~] Description: Attacker can inject JavaScript codes without Ajenti privileges by this vulnerabillity. Normally an attacker cant intervene to Ajenti without Ajenti privileges. But with this vulnerability, if attacker can create a folder (may be by a web app vulnerability) he can run bad-purposed JavaScript codes on Ajenti user's browser, while the user using File Manager tool. So this vulnerability makes high risk. [~] How to Reproduce: 1)- Create a directory as named xss payload. Like, im<img src onerror=alert(1337)>dir 2)- Open this directory in File Manager tool in Ajenti server admin panel. // for secure days...

References:

https://numanozdemir.com/ajenti-xss.txt
CVE-2018-18548


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