Exploited Fortinet Bug Linked to Stealthy FortiGate Implant in Telecom Hack
4 Articles
4 Articles
Unit 42 traces Peerstitch malware deployment to FortiOS vulnerability exploited after FortiManager compromise
Palo Alto Networks’ Unit 42 threat intelligence team uncovered a multistage cyber intrusion against a telecommunications managed service provider in September 2024, in which attackers exploited the FortiManager vulnerability CVE-2024-47575 to steal configurations, credentials and cryptographic material associated with more than 500 managed FortiGate firewalls. The attackers used the compromised management appliance to gather network
CISA added CVE-2025-61624 to its catalog of exploited vulnerabilities after researchers described its use to scale privileges in FortiGate firewalls and install PEERSTITCH, an implant that operates in memory. The incident began with the commitment of FortiManager from a telecommunications provider and exposed configurations of more than 500 devices.
Exploited Fortinet Bug Linked to Stealthy FortiGate Implant in Telecom Hack
State-sponsored attackers exploited Fortinet vulnerabilities to deploy PeerStitch against a telecommunications organization.
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