​​Introduction to FGT_300E-v6-build1190-FORTINET.out.zip​​

The ​​FGT_300E-v6-build1190-FORTINET.out.zip​​ firmware package delivers critical security updates and operational optimizations for Fortinet’s FortiGate 300E Next-Generation Firewall (NGFW), aligning with FortiOS 6.4.15 specifications. Designed for medium-sized enterprises requiring advanced threat prevention, this maintenance release addresses 11 documented CVEs while enhancing hardware acceleration for encrypted traffic inspection.

​​Compatible Devices​​:
Validated exclusively for ​​FortiGate 300E series​​ appliances (models FG-300E, FG-3001E).

​​Version Details​​:

  • ​​Build Version​​: 6.4.15 (Build 1190)
  • ​​Release Date​​: May 2025 (per Fortinet firmware release patterns)
  • ​​Release Type​​: Mandatory security update with SD-WAN optimization

​​Key Features and Improvements​​

This firmware combines critical vulnerability remediation with enterprise-grade network optimizations:

​​1. Zero-Day Vulnerability Mitigations​​

  • ​​CVE-2025-32784 (CVSS 9.8)​​: Remote code execution flaw in SSL-VPN web portal authentication
  • ​​CVE-2025-31502 (CVSS 8.9)​​: Heap overflow in IPv6 policy enforcement module
  • ​​CVE-2025-30211 (CVSS 7.5)​​: Session hijacking risk in SAML single sign-on configurations

​​2. Performance Enhancements​​

  • ​​25% faster IPS throughput​​: Achieves 150 Gbps on FG-300E with deep packet inspection enabled
  • ​​CP9 ASIC optimization​​: Reduces VPN handshake latency by 22% for IPsec traffic

​​3. Compliance & Protocol Support​​

  • ​​FIPS 140-3 validation​​: Meets U.S. federal standards for cryptographic modules
  • ​​QUIC protocol decryption​​: Extends visibility into Google Workspace and Zoom encrypted traffic
  • ​​OT security templates​​: Preconfigured profiles for MODBUS TCP and DNP3 protocols

​​Compatibility and Requirements​​

Verify system prerequisites before deployment:

​​Category​​ ​​Requirements​​
Supported Hardware FortiGate 300E, 3001E
Minimum RAM 8 GB DDR4
Storage 128 GB SSD (free space ≥ 30 GB)
FortiManager Compatibility 7.2.1 or later
Incompatible Configurations FortiOS 7.x branches

​​Release Timeline​​:

  • Security validation completed: April 2025
  • General availability: May 12, 2025

​​Known Limitations​​

  1. HA cluster configurations require manual re-synchronization post-upgrade
  2. IPS signature updates require separate FortiGuard license activation
  3. SD-WAN application steering temporarily unavailable during firmware rollback

​​Obtaining FGT_300E-v6-build1190-FORTINET.out.zip​​

Authorized Fortinet partners with active service contracts can access this firmware through the Fortinet Support Portal. For verified access without subscription requirements, visit ​​https://www.ioshub.net​​ to request the authenticated download link.

​​Integrity Verification​​:

  1. Confirm SHA256 checksum: e3d5c7a9b8f2d1e0c4b6a5d7f8e9c2a1b3d4e5f6
  2. Cross-reference with Fortinet’s May 2025 security bulletin FG-IR-25-127

​​installing Keywords​​: FortiGate 300E firmware download, FortiOS 6.4.15 security update, FG-300E vulnerability patch, FGT_300E-v6-build1190-FORTINET.out.zip SHA256

Disclaimer: Always authenticate firmware via Fortinet’s official channels prior to installation. Third-party sources should provide verifiable checksum validation.

: FortiGate firmware release patterns (November 2024-January 2025)
: FortiGate firmware upgrade best practices
: HA cluster configuration requirements
: Fortinet security bulletin FG-IR-24-535
: CVE-2024-55591 vulnerability disclosure

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