FireEye stumbled across SolarWinds breach while probing own hack

The hackers who attacked FireEye stole sensitive tools that the company uses to find vulnerabilities in clients’ computer networks. While the hack on FireEye was embarrassing for a cybersecurity firm, Carmakal argued that it may prove to be a crucial mistake for the hackers. — Reuters

When FireEye Inc discovered that it was hacked this month, the cybersecurity firm’s investigators immediately set about trying to figure out how attackers got past its defenses.

It wasn’t just FireEye that got attacked, they quickly found out. Investigators discovered a vunerability in a product made by one of its software providers, Texas-based SolarWinds Corp.