Vulnerability CVE-2017-18372


Published: 2019-05-02

Description:
The Billion 5200W-T TCLinux Fw $7.3.8.0 v008 130603 router distributed by TrueOnline has a command injection vulnerability in the Time Setting function, which is only accessible by an authenticated user. The vulnerability is in the tools_time.asp page and can be exploited through the uiViewSNTPServer parameter. Authentication can be achieved by exploiting CVE-2017-18373.

Type:

CWE-77

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

Vendor: Billion
Product: 5200w-t firmware 
Version: 7.3.8.0;
Vendor: Zyxel
Product: P660hn-t1a v2 firmware 
Version: 7.3.15.0;
Product: P660hn-t1a v1 firmware 
Version: 7.3.15.0;

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:
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

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