EuroTel ETL3100 Transmitter Default Credentials 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 uses a weak set of default administrative credentials that can be guessed in remote password attacks and gain full control of the system. 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-2023-5782 Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5782.php 29.04.2023 -- Using Username "user" and Password "etl3100rt1234" the operator will enter in the WEB interface in a read-only mode. Using Username "operator" and Password "2euro21234" the operator will be able also to modify some parameters in the WEB pages.