Introduction to FGT_90E-v7.4.0.F-build2360-FORTINET.out
This firmware package delivers critical security updates and operational enhancements for FortiGate 90E next-generation firewalls running FortiOS 7.4.0. Released in Q1 2025, it resolves 14 high-severity vulnerabilities while introducing SD-WAN automation tools for branch network optimization. Designed exclusively for FortiGate 90E hardware appliances (FG-90E), build 2360 integrates FortiGuard Labs’ latest threat intelligence and demonstrates 99.1% threat detection accuracy in ICSA Labs validation tests.
Key Features and Technical Improvements
1. Critical Security Patches
- Mitigates CVE-2024-48889: Memory corruption vulnerability in IPv6 packet processing (CVSS 9.4) affecting policy-based routing configurations
- Fixes CVE-2025-32901: Heap overflow in SSL-VPN web portals enabling unauthenticated remote code execution via malformed HTTP/3 headers
2. Performance Optimization
- 42% faster IPsec VPN throughput (2.5 Gbps → 3.55 Gbps) through NP6XLite ASIC acceleration
- Reduced SSL inspection latency from 7.8ms to 5.3ms under 1Gbps traffic loads
3. Protocol Enhancements
- Native QUIC 2.0 traffic inspection for modern SaaS applications
- BGP-LS v1.2 integration with SD-WAN controllers for dynamic path selection
Compatibility Requirements
Component | Specification |
---|---|
Hardware Model | FortiGate 90E (FG-90E) |
RAM | 4GB minimum (8GB recommended) |
Storage | 64GB SSD (128GB for extended logging) |
Management System | FortiManager 7.4.3+ or FortiCloud 1.4.0+ |
Virtualization | VMware ESXi 8.0 Update 1 (HW version 19) |
Release Date: March 10, 2025
Incompatibility Notices:
- Requires FortiConverter 7.2+ for configurations migrated from FortiOS 6.x
- Not compatible with VM-series appliances (use FGT_VM64 builds instead)
Verified Download Sources
-
Fortinet Support Portal (login required):
Navigate to Support > Downloads > Firmware Images > FortiGate Series > 90E -
Authorized Partners:
Provides SHA-256 verification (Reference: c73f8d…f55e2b) -
Enterprise Mirrors:
IOSHub hosts validated copies at https://www.ioshub.net/fortinet-downloads
Security Implementation Guidelines
-
Integrity Verification:
Execute CLI command post-download:
# diagnose sys verify-hardware sha256 FGT_90E-v7.4.0.F-build2360-FORTINET.out
-
Upgrade Protocol:
- Schedule 40-minute maintenance windows
- Disable SSL-VPN services during installation
-
Post-Installation Audit:
- Review firewall rules referencing deprecated TLS 1.0/1.1 configurations
- Validate SD-WAN path selection logic with BGP-LS v1.2
For technical assistance, contact Fortinet TAC via support.fortinet.com or access verified resources through authorized partners.
: FortiGate firmware upgrade compatibility matrices (2025)
: ICSA Labs certification reports for FortiOS 7.4.0
: NP6XLite ASIC performance benchmarks
: CVE-2024-48889 mitigation strategies
: SD-WAN protocol integration guidelines