It possibly allows cybercriminals to harvest huge amounts of data without being detected by existing cybersecurity defenses.
Indian Air Force secured communication internet, AFNET, telecom operators and several other government departments use Cisco routers.
However, it could not be confirmed which routers were compromised.
FireEye said it was only announcing its discovery after working with Cisco to quietly notify governments and affected parties.
source: www.techworm.net