A hacker known as JoinSe7en from Team INTRA claims to have hacked into subdomains of Canon and Siemens.Apparently, the hacker has found and exploited a Blind SQL Injection vulnerability in Canon's website and a Error based SQL Injection in Siemens.
He published a full disclosure on both of the databases on pastebin:
Siemens:
http://pastebin.com/HBL966wh
Canon:
http://pastebin.com/fbL0s9aS