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Hard-Coded Password and Other Security Holes Found in Siemens Control Systems


Siemens Easter egg

A so-called Easter egg hidden in the firmware of a Siemens PLC depicts dancing chimpanzees and a German phrase.

NSS Labs

A security researcher has uncovered a slew of vulnerabilities in Siemens industrial control systems, including a hard-coded password, that would let attackers reprogram the systems with malicious commands to sabotage critical infrastructures and even lock out legitimate administrators.

From Wired
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