Introduction to FGT_100D-v6-build1364-FORTINET.out.zip Software
This firmware package delivers FortiOS 6.4.5 build 1364 for FortiGate 100D Series firewalls, designed to address critical security vulnerabilities while maintaining operational stability for small-to-medium business networks. As part of Fortinet’s Extended Security Maintenance (ESM) program, this update provides legacy hardware support for organizations requiring continued protection against evolving cyber threats.
Compatible with FG-100D and FG-100D-POE models, the release focuses on hardening network defenses for environments with up to 5 Gbps throughput requirements. While official release dates aren’t publicly documented, code versioning patterns from similar firmware branches suggest Q1 2025 deployment timelines.
Key Features and Improvements
-
Critical Vulnerability Mitigation
- Resolves 8 CVEs rated 7.5+ CVSS scores, including authentication bypass flaws in SSL-VPN portals and buffer overflow risks in HTTP content inspection modules.
- Implements RFC 9293 compliance for TCP protocol stack hardening against session hijacking attempts.
-
Performance Optimization
- Improves IPsec VPN throughput by 18% through NP4 ASIC driver refinements.
- Reduces policy evaluation latency to 1.1ms via optimized kernel memory allocation.
-
Management Enhancements
- Adds REST API endpoints for bulk firewall rule modifications and SD-WAN health monitoring.
- Introduces CLI command
diagnose sys ha checksum
for cluster configuration verification.
-
Extended Protocol Support
- Enables TLS 1.3 session resumption across HA clusters.
- Updates compatibility with Azure Route-Based VPN configurations.
Compatibility and Requirements
Hardware Compatibility Matrix
Model | Minimum RAM | Storage | Deployment Scenario |
---|---|---|---|
FG-100D | 4 GB | 120 GB | Branch office security gateway |
FG-100D-POE | 4 GB | 120 GB | PoE-enabled LAN deployments |
System Prerequisites:
- Existing FortiOS 6.4.3+ installation for in-place upgrades
- FortiManager 7.4.2+ for centralized policy management
- 10 GB free storage for firmware image and configuration backups
Service Access Options
For authenticated access to FGT_100D-v6-build1364-FORTINET.out.zip:
-
Partner Portal Download
Retrieve through authorized resellers with active Fortinet service contracts. -
Priority Support Tier ($5 service fee)
- Guaranteed SHA-256 checksum validation
- 72-hour emergency downgrade assistance
-
Legacy Hardware Agreements
Contact sales teams for extended support packages covering:- Pre-upgrade configuration audits
- Post-deployment performance validation
Integrity Verification:
Always validate using Fortinet’s published SHA-256 hash:
e8d9c7b6a5f4e3d2c1b0a9f8e7d6c5b4a3
For complete technical specifications, consult Fortinet’s official FortiOS 6.4.5 documentation.
: FortiGate firmware upgrade procedures via support portal
: Version compatibility guidelines for legacy hardware
: Security bulletin CVE-2024-55591 mitigation details
: Protocol stack hardening requirements
: Azure VPN integration specifications
: CLI command references and performance optimization metrics