CVE-2025-25249 Exploitation Delivers PivotC2, a FortiGate Post-Exploitation RAT
Attackers exploiting CVE-2025-25249 in Fortinet FortiGate firewalls deploy PivotC2, a post-exploitation RAT, on exposed edge devices.
SOCRadar reports that exploitation of CVE-2025-25249 is being used to deploy PivotC2, a purpose-built post-exploitation RAT, on FortiGate firewall appliances. The attack follows the common pattern of compromising public-facing edge devices such as VPNs, routers, and firewalls as the initial entry point. Defenders running FortiGate appliances should prioritize patching and watch for post-exploitation activity indicating RAT deployment.
- CVE-2025-25249 exploitation on FortiGate delivers the PivotC2 post-exploitation RAT
- Public-facing edge devices like VPNs, routers, and firewalls are common initial entry points
- FortiGate operators should patch and monitor for post-exploitation indicators
- CVEs
- CVE-2025-25249
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2025-25249 | Heap-Based Buffer Overflow in Fortinet FortiOS, FortiSwitchManager, and FortiSASE | 9.8 | 4% | KEVPoC | KEV |
From the original article
CVE-2025-25249 Exploitation Delivers PivotC2, a FortiGate Post-Exploitation RAT One of the most common entry points for attackers is the exploitation of public-facing edge devices (such as VPNs, routers, and firewalls).
By ameer · socradar.io
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