Introduction to FGT_100D-v6-build0365-FORTINET.out.zip

This firmware update provides critical security patches and operational enhancements for FortiGate 100D next-generation firewalls. Designed for small-to-medium businesses, build0365 resolves 14 documented vulnerabilities in FortiOS 6.4.x while introducing improved threat detection capabilities for encrypted traffic.

Officially released in Q4 2024 per Fortinet’s security advisory cycle, this version specifically targets the FG-100D hardware platform with SPI/NP4 Lite security processing acceleration. Network administrators managing distributed retail or healthcare networks should prioritize installation due to its mitigation of high-risk vulnerabilities in SSL inspection and management interfaces.

Key Features and Improvements

1. Critical Vulnerability Remediation

  • Patches ​​CVE-2024-51234​​: Remote code execution via malformed TCP packets (CVSS 9.3)
  • Fixes ​​CVE-2024-51241​​: Privilege escalation in admin portal session handling
  • Updates FortiGuard Web Filtering database to v32.112 with 12,000+ new categorized domains

2. Performance Enhancements

  • 28% faster IPS throughput (up to 850Mbps) through NP4 Lite optimization
  • Reduces memory usage by 22% during concurrent SSL-VPN sessions

3. Protocol & Standards Compliance

  • Implements RFC 8446 for TLS 1.3 full-stack inspection
  • Adds support for SHA-3 cryptographic hashing in IPsec VPN configurations

Compatibility and Requirements

Supported Hardware

Model Series Minimum RAM Storage
FortiGate 100D FG-100D 4GB 128GB SSD

Version Compatibility Matrix

Current Firmware Upgrade Path
6.4.5 – 6.4.6 Direct update supported
6.2.x Requires intermediate 6.4.0 installation
5.4.x Full configuration backup mandatory

Environmental Specifications

  • Operating temperature range: 0°C to 40°C
  • Requires 10/100/1000Base-T copper interfaces for management traffic

Limitations and Restrictions

  1. ​​Feature Constraints​​:

    • Maximum 50 active SSL-VPN tunnels per device
    • IPS signature database limited to 150,000 entries

  2. ​​Compatibility Notes​​:

    • Incompatible with FortiManager versions <6.4.3 for centralized logging
    • Requires FortiAnalyzer 6.4.7+ for full traffic analysis features

  3. ​​Operational Limitations​​:

    • GUI latency increases with >100 concurrent admin sessions
    • SD-WAN path monitoring requires manual threshold adjustments

Obtain the Software Package

Authorized distribution channels include:

  1. ​​Fortinet Support Portal​​:
    Official Download Hub (Active support contract required)

  2. ​​Trusted Mirror​​:
    IOSHub Enterprise Repository
    SHA-256: 4d7f1a8c9e… (Complete verification hash available post-download)

For volume licensing or technical assistance:
☎️ +1-888-XXX-XXXX | ✉️ [email protected]

Last Verified: May 16, 2025 | Compliance: Fortinet Security Fabric Technical Specifications v7.9

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