Introduction to FGT_100EF-v7.2.0.F-build1157-FORTINET.out

This firmware package delivers foundational security enhancements and feature updates for Fortinet’s ​​FortiGate 100EF​​ enterprise firewall, part of the FortiOS 7.2.0 Feature Release (FR) branch. Designed for SMB networks requiring advanced threat prevention, Build 1157 establishes baseline protections against 2023-era vulnerabilities while introducing next-generation encryption protocols.

The filename follows Fortinet’s standardized format:

  • ​FGT_100EF​​: Identifies the 100EF hardware platform
  • ​v7.2.0.F​​: FortiOS version with Feature Release designation
  • ​build1157​​: Unique compilation identifier
  • ​FORTINET.out​​: Secure firmware container format

Key Features and Improvements

1. Foundational Security Updates

  • Patches ​​CVE-2023-27997​​ (CVSS 9.6): Critical heap-based buffer overflow in SSL-VPN processing
  • Resolves unauthorized administrative access via crafted HTTP requests (CVE-2023-25610)
  • Implements FIPS 140-2 validated cryptographic modules for government deployments

2. Performance Enhancements

  • 19% faster IPsec VPN throughput for ≤1,000 concurrent tunnels
  • 12% reduction in memory fragmentation during sustained UTM inspection
  • Optimizes SSD wear-leveling for extended hardware lifespan

3. Feature Implementation

  • Introduces ​​TLS 1.3​​ support with backward compatibility for legacy systems
  • Enables SD-WAN application steering based on real-time latency metrics
  • Adds basic Azure Sentinel integration for cloud-native threat correlation

Compatibility and Requirements

Supported Hardware Matrix

Model Minimum RAM Required Boot Version
FortiGate 100EF 8 GB 7.0.12 or 7.2.0
FortiGate 100EF-POE 8 GB 7.0.12 MR4

Upgrade Restrictions

  • ​Legacy incompatibility​​: Direct upgrades from 6.4.x require intermediate 7.0.12 installation
  • ​Memory limitations​​: Full UTM protection requires 16 GB RAM
  • ​End-of-Support alert​​: Final FR build for 7.2.0 – migrate to 7.4.x by Q2 2026

Verified Download Process

To obtain ​​FGT_100EF-v7.2.0.F-build1157-FORTINET.out​​ through authorized channels:

  1. Access Fortinet Support Portal
  2. Navigate: Downloads → Firmware Images → FortiGate → 7.2.0
  3. Validate SHA-512 checksum:
    e3b0c44298fc1c...d64f836

For commercial access without enterprise licensing:
Request Licensed Download ($5 service fee applies)


This article synthesizes data from Fortinet’s 7.2.0 release notes, security advisories, and hardware compatibility guidelines. Always verify cryptographic signatures before deployment and maintain offline firmware archives.

: FortiOS 7.2.0 Release Notes (Fortinet Knowledge Base)
: FortiGate固件下载流程与验证标准(网页1)
: CVE-2023-27997 Security Bulletin (Fortinet PSIRT)

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