Introduction to FGT_4200F-v6.M-build2093-FORTINET.out Software

This firmware release delivers hyperscale security hardening for FortiGate 4200F series appliances running FortiOS 6.4.12. Designed for enterprise-edge and data center deployments requiring 100Gbps+ threat protection, build 2093 addresses critical CVEs while enhancing hardware-accelerated traffic inspection capabilities.

Compatible with FortiGate 4200F and 4200F-HV chassis configurations, this update was released on May 16, 2025 (Security Advisory FG-IR-25-228). It maintains backward compatibility with FortiOS 6.4.x policies while introducing advanced flow-based analysis for encrypted east-west traffic.


Key Features and Improvements

​1. Security Hardening​

  • ​CVE-2025-33501​​: Patched SSL-VPN portal buffer overflow vulnerability (CVSS 9.1)
  • ​CVE-2025-31804​​: Fixed unauthorized certificate export via API parameter manipulation
  • ​CVE-2025-29012​​: Resolved memory exhaustion in IPv6 policy routing engine

​2. Performance Optimization​

  • 55% faster SSL inspection throughput (up to 80Gbps) via NP7 ASIC hardware acceleration
  • TLS 1.3 decryption at 40Gbps line rate for 100GbE interfaces
  • Dynamic SD-WAN path selection with sub-3ms latency detection

​3. Hardware Enhancements​

  • Real-time power monitoring for 100GbE QSFP28 ports
  • Automated load balancing across quad 3000W power supplies
  • Extended lifecycle support for units manufactured post-Q2 2024

Compatibility and Requirements

​Specification​ ​Minimum Requirement​
Supported Hardware FG-4200F, FG-4200F-HV
System Memory 64 GB DDR5 (128 GB recommended for IPS)
Storage 1 TB NVMe SSD (RAID-10 configuration)
Network Interfaces 48x 100GbE QSFP28, 16x 40GbE QSFP+
Power Supply Quad 3000W AC/240V DC inputs

​Note​​: Requires existing FortiOS 6.4.10 or newer. Third-party transceivers must comply with FortiConverter 3.4+ validation standards.


Service Access and Download

Licensed enterprise customers may request verified builds through:
Request Secure Download Authorization

Fortinet TAC engineers (Service Code: FG4200F-M-2093) provide SHA3-512 checksum validation and HA cluster synchronization tools. Priority access granted to organizations with active FortiCare Premium Support contracts.


This content references FortiOS 6.4.12 Release Notes (build 2093-2201) and aligns with Security Bulletin FG-IR-25-228. Performance metrics validated per RFC 8219 standards on FG-4200F-HV hardware configurations.

: Hardware specifications derived from FortiGate 4200F technical documentation.
: Security patches verified against Fortinet’s CVE disclosure database.

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