Vulnerability identifier: #VU16681

Vulnerability risk: Low

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:U/RC:C]

CVE-ID: CVE-2018-20377

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ADSL modems
Hardware solutions / Routers for home users

Vendor: Orange Livebox

Description
The vulnerability allows a remote attacker to obtain potentially sensitive information.

The weakness exists due to information exposure. A remote attacker can discover modem’s SSID and to steal the WiFi password via a GET request for /get_getnetworkconf.cgi on port 8080, leading to full control if the admin password equals the Wi-Fi password or has the default admin value.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address the vulnerability.

Vulnerable software versions

ADSL modems: All versions

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External links
http://github.com/zadewg/LIVEBOX-0DAY
http://badpackets.net/over-19000-orange-livebox-adsl-modems-are-leaking-their-wifi-credentials/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.