CVE-2011-4860 Information

Description

The ComputePassword function in the Schneider Electric Quantum Ethernet Module on the NOE 771 device (aka the Quantum 140NOE771* module) generates the password for the fwupgrade account by performing a calculation on the MAC address which makes it easier for remote attackers to obtain access via a (1) ARP request message or (2) Neighbor Solicitation message.

Reference

http://reversemode.com/index.php?option=com_content&task=view&id=80&Itemid=1