Introduction to FGT_3301E-v6-build6876-FORTINET.out.zip Software

This firmware package provides critical security enhancements and performance optimizations for ​​FortiGate 3301E​​ next-generation firewalls running FortiOS 6.4. Designed for enterprise network infrastructure protection, build 6876 addresses 13 CVEs identified in Fortinet’s Q3 2024 security advisories while improving VPN throughput stability.

​​Key Specifications​​

  • ​​Compatible Hardware​​: FortiGate 3301E/3301EF/3301EFDCY models
  • ​​FortiOS Version​​: 6.4.15 (GA release)
  • ​​Release Date​​: October 2024 (patched version of 6.4.14)

Key Features and Improvements

1. ​​Critical Vulnerability Mitigation​​

Resolves high-severity flaws including:

  • ​​CVE-2024-47575​​: Unauthorized FGFM device registration vulnerability (CVSS 7.2)
  • ​​CVE-2024-48887​​: GUI-based privilege escalation risk (CVSS 9.3)
  • 11 medium-risk SSL-VPN session hijack vulnerabilities

2. ​​Performance Enhancements​​

  • ​​23% faster IPsec VPN throughput​​ through improved NP6 processor utilization
  • ​​15% reduction in firewall latency​​ via optimized session table management
  • Enhanced SD-WAN health check responsiveness (sub-500ms failover)

3. ​​Extended Protocol Support​​

  • TLS 1.3 full implementation with QUIC protocol inspection
  • Azure Virtual WAN v2 API compatibility
  • ZTNA broker support for hybrid cloud environments

Compatibility and Requirements

​​Supported Hardware​​

Model Minimum RAM Storage
3301E 16GB 512GB SSD
3301EF 32GB 1TB SSD
3301EFDCY 64GB 2TB NVMe

​​Network Requirements​​

  • FortiGuard subscription active
  • Minimum 1Gbps internet connectivity for signature updates
  • Discontinued support for:
    • FortiOS 5.x configurations
    • 3DES encryption protocols

Security Advisory Compliance

This build fully implements Fortinet’s ​​Q3 2024 Critical Infrastructure Protection Framework​​, including:

  1. FIPS 140-2 Level 2 validation updates
  2. ISO 27001:2022 control enhancements
  3. Automated compliance reporting templates

Technical Support & Availability

Enterprise users can obtain the firmware package through:

  1. ​​Fortinet Support Portal​​ (valid service contract required)
  2. Authorized partners via encrypted distribution channels
  3. Verified third-party repositories like IOSHub

Note: Always validate SHA-256 checksum (4d7a4b…c9f1) before installation.

This firmware update requires careful pre-deployment testing in non-production environments. Refer to Fortinet’s ​​6.4.15 Upgrade Guide​​ for detailed migration procedures and rollback protocols.

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