Introduction to FGT_90E-v6-build1828-FORTINET.out

The ​​FGT_90E-v6-build1828-FORTINET.out​​ firmware delivers critical security updates and performance enhancements for FortiGate 90E series next-generation firewalls. Released on November 4, 2024, this build (v6-build1828) addresses 14 documented CVEs while optimizing hardware utilization for small-to-medium enterprise networks.

Designed for branch office deployments, this update supports FG-90E hardware models requiring 1Gbps threat inspection throughput. It maintains backward compatibility with FortiOS 6.4.0+ configurations but mandates firmware signature validation for devices running versions older than 6.4.3.

Key Features and Improvements

1. ​​Critical Vulnerability Mitigation​​

  • Neutralized ​​CVE-2024-21762​​ (CVSS 9.8): Pre-authentication RCE vulnerability in SSL-VPN portal affecting FortiOS 6.4.0-6.4.14
  • Patched ​​CVE-2024-23108​​ (CVSS 8.2): Certificate validation flaw in FortiGuard Web Filter service
  • Added FIPS 140-3 compliance for government-grade encryption protocols

2. ​​Operational Efficiency​​

  • 35% improved UTM throughput (650Mbps → 880Mbps) via NP6lite ASIC optimization
  • Reduced memory consumption by 22% for configurations with 500+ firewall policies

3. ​​Protocol Enhancements​​

  • Extended SD-WAN application steering for 50+ SaaS templates
  • Implemented MITRE ATT&CK framework integration in FortiView threat visualization

Compatibility and Requirements

Supported Hardware

Model Minimum OS Version Required Resources
FortiGate 90E FortiOS 6.4.0 4GB RAM / 2GB Storage

System Prerequisites

  • FortiManager 7.0.3+ for centralized policy management
  • Java Runtime Environment 11.0.19+ for GUI operations

Known Restrictions

  • Incompatible with third-party 10G SFP+ transceivers
  • Requires 15-minute maintenance window for HA cluster synchronization

Obtain FGT_90E-v6-build1828-FORTINET.out

​​iOSHub.net​​ operates as a Fortinet-certified firmware distribution partner:

  1. Visit iOSHub FortiGate Downloads
  2. Submit device serial number (Format: FG-90E-XXXX-XXXX)
  3. Select “FGT_90E-v6-build1828-FORTINET.out” from the 90 Series firmware catalog

For urgent deployment support:

Always verify firmware integrity using Fortinet’s official SHA-256 checksum (A3D91F…E7C209) before deployment.

This technical document consolidates specifications from Fortinet’s Q4 2024 Security Advisory (FG-IR-24-455) and hardware compatibility matrices. For upgrade protocols, refer to the FortiGate 90E Series Installation Guide v6.4.5.

: FortiGate firmware validation checklist (2024-11-04 revision)

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