CVE-2020-27553: Basetech Ge-131 Bt-1837836 Firmware

High severity, CVSS 7.5. EPSS: 1.5% chance of exploitation in the next 30 days.

In BASETech GE-131 BT-1837836 firmware 20180921, the web-server on the system is configured with the option “DocumentRoot /etc“. This allows an attacker with network access to the web-server to download any files from the “/etc” folder without authentication. No path traversal sequences are needed to exploit this vulnerability.

Affected products

• Basetech Ge-131 Bt-1837836 Firmware: version 20180921 only

Published 2020-11-17. Last modified 2026-06-17.