CVE-2018-20377

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-12-23 · updated 2026-06-17

Description

Orange Livebox 00.96.320S devices allow remote attackers to discover Wi-Fi credentials via /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. This is related to Firmware 01.11.2017-11:43:44, Boot v0.70.03, Modem 5.4.1.10.1.1A, Hardware 02, and Arcadyan ARV7519RW22-A-L T VR9 1.2.

Affected products

Orange Arv7519Rw22 Livebox 2.1 Firmware: 00.96.00.96.609es, 00.96.00.96.613, 00.96.217, 00.96.321s

References

https://badpackets.net/over-19000-orange-livebox-adsl-modems-are-leaking-their-wifi-credentials/
https://github.com/zadewg/LIVEBOX-0DAY
https://news.ycombinator.com/item?id=18745533
https://web.archive.org/web/20181223120225/https://badpackets.net/over-19000-orange-livebox-adsl-modems-are-leaking-their-wifi-credentials/
https://badpackets.net/over-19000-orange-livebox-adsl-modems-are-leaking-their-wifi-credentials/
https://github.com/zadewg/LIVEBOX-0DAY
https://news.ycombinator.com/item?id=18745533
https://web.archive.org/web/20181223120225/https://badpackets.net/over-19000-orange-livebox-adsl-modems-are-leaking-their-wifi-credentials/

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