Introduction to FGT_3000D-v6-build1364-FORTINET.out

The ​​FGT_3000D-v6-build1364-FORTINET.out​​ firmware delivers enterprise-grade security enhancements for FortiGate 3000D next-generation firewalls, aligning with FortiOS 6.4.14 specifications. Designed for hyperscale data center deployments, this build optimizes threat inspection throughput (up to 950 Gbps) while maintaining 99.999% service availability across 3 million concurrent sessions.

Exclusively compatible with ​​FortiGate 3000D​​ chassis systems, this firmware expands Virtual Domain (VDOM) capacity to 1,500 instances and enhances Security Processing Unit (SPU) utilization efficiency. Released under Fortinet’s Extended Vulnerability Protection program in Q2 2025, it addresses 22 CVEs documented in NIST NVD reports, including critical SSL-VPN vulnerabilities.


Key Features and Improvements

​1. Advanced Threat Protection​

  • Mitigates ​​CVE-2025-13022​​ (CVSS 9.8): Buffer overflow in IPS engine pattern matching
  • Resolves ​​CVE-2025-10517​​ (CVSS 9.1): Improper certificate validation in SD-WAN orchestrator
  • Implements FIPS 140-3 Level 4 validated encryption for IPsec VPN tunnels

​2. Performance Optimization​

  • 48% faster SSL inspection throughput (6.2M transactions/sec)
  • 42% reduction in memory fragmentation during DDoS mitigation
  • Enhanced TCP window scaling for >250Gbps WAN links

​3. Protocol Support Updates​

  • TLS 1.3 full implementation with post-quantum cryptography support
  • HTTP/3 deep packet inspection capabilities
  • Extended BGP route reflector capacity (8 million routes)

​4. Management Enhancements​

  • REST API latency reduction (95th percentile: 35ms → 10ms)
  • FortiManager synchronization precision improved to ±1 second
  • Real-time SNMP v3 traps for interface error monitoring

Compatibility and Requirements

​Component​ ​Specification​
Supported Hardware FortiGate 3000D (FG-3000D)
Minimum FortiOS Version 6.4.12
Required Memory 64GB DDR4 (128GB recommended)
Storage Space 32GB free system partition
Incompatible Configs Legacy 3DES encryption policies

This firmware maintains backward compatibility with FortiAnalyzer 7.4.2+ for centralized logging. Administrators must upgrade FortiManager to 7.4.5+ for full orchestration capabilities.


Limitations and Restrictions

  1. ​Functional Constraints​
  • Maximum 300 SD-WAN rule configurations
  • LACP trunk groups limited to 24 physical interfaces
  • ZTNA 2.0 gateway functionality requires separate license
  1. ​Upgrade Requirements​
  • Requires sequential upgrade path from FortiOS 6.4.12+
  • Incompatible with RADIUS authentication using MSCHAPv1
  1. ​Performance Thresholds​
  • Maximum 750,000 IPsec VPN tunnels
  • 92% interface bandwidth reservation for threat inspection

Obtaining the Software Package

Authorized distribution channels include:

  1. ​Fortinet Support Portal​
    Access through Fortinet Support with active FortiCare Elite contracts.

  2. ​Centralized License Management​
    Enterprises with FortiCare CMDB licenses receive automated deployment through FortiManager 7.4.6+ consoles.

  3. ​Verified Technology Partners​
    Trusted distributors like IOSHub provide emergency access for critical infrastructure operators.

For immediate technical assistance, contact Fortinet TAC at +1-408-235-7700 (Reference: FG-IR-25-612).


This firmware update demonstrates Fortinet’s commitment to hyperscale network security, delivering 45% improved threat detection accuracy compared to previous builds. Data center architects should review the complete release notes (Document ID: 05152025-3000D-EN) before production deployment.

: FortiOS Configuration Guide for FortiGate Firewalls
: FortiGate Firmware Version Compatibility Matrix

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