Vulnerability CVE-2017-18370


Published: 2019-05-02

Description:
The ZyXEL P660HN-T1A v2 TCLinux Fw #7.3.37.6 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function, which is only accessible by an authenticated user. The vulnerability is in the logSet.asp page and can be exploited through the ServerIP parameter. Authentication can be achieved by exploiting CVE-2017-18371.

Type:

CWE-78

(Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') )

Vendor: Billion
Product: 5200w-t firmware 
Version: 7.3.8.0;
Vendor: Zyxel
Product: P660hn-t1a v2 firmware 
Version: 7.3.37.6;
Product: P660hn-t1a v1 firmware 
Version: 7.3.37.6;

CVSS2 => (AV:N/AC:L/Au:S/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9/10
10/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete

 References:
http://www.zyxel.com/support/announcement_unauthenticated.shtml
https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt
https://seclists.org/fulldisclosure/2017/Jan/40
https://ssd-disclosure.com/index.php/archives/2910
https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/

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