Hackers Exploit Fortinet Vulnerabilities to Deploy Stealthy PEERSTITCH Malware on FortiGate Firewalls

Attackers compromised a telecommunications managed service provider by exploiting vulnerabilities in Fortinet’s centralized management and firewall systems, then deployed PEERSTITCH, a stealthy malware implant that runs inside FortiGate processes. Unit 42 says the activity began with a breach of a FortiManager appliance and exposed configurations and sensitive data linked to more than 500 managed FortiGate […]

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