Tenda AC5 AC1200 Wireless Cross Site Scripting

2021.01.26
Credit: Chiragh Arora
Risk: Low
Local: No
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

# Exploit Title: Tenda AC5 AC1200 Wireless - 'WiFi Name & Password' Stored Cross Site Scripting # Exploit Author: Chiragh Arora # Hardware Model: Tenda AC5 AC1200 # Firmware version: V15.03.06.47_multi # Tested on: Kali Linux # CVE ID: CVE-2021-3186 # Date: 25.01.2021 ########################################################################## Steps to Reproduce - - Navigate to the Tenda AC1200 gateway with 192.168.0.1 - Follow up to the WiFi Settings and click the “WiFi Name & Password” option there. - Manipulate the WiFi Name with "<script>alert(1)</script>" - Click the “Save” button & as the page refresh, you’ll got an alert stating “1” within it. Note: It doesn’t matter which Network Name parameter (2.4 GHz or 5 GHz) you’re manipulating, you’ll encounter the popup over in both of them.


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