CVE-2012-1803: Siemens Ruggedcom Rugged Operating System

High severity, CVSS 8.5. EPSS: 49% chance of exploitation in the next 30 days.

RuggedCom Rugged Operating System (ROS) 3.10.x and earlier has a factory account with a password derived from the MAC Address field in the banner, which makes it easier for remote attackers to obtain access by performing a calculation on this address value, and then establishing a (1) TELNET, (2) remote shell (aka rsh), or (3) serial-console session.

Affected products

• Siemens Ruggedcom Rugged Operating System: from 3.2.0, up to and including 3.10.1

Published 2012-04-28. Last modified 2026-06-16.