Introduction to Cisco_Secure_FW_TD_1200-7.6.0-113.sh.REL.tar Software
This Cisco Secure Firewall Threat Defense (FTD) software package delivers critical security updates for Firepower 1200 series appliances running FTD 7.6.x firmware. Designed as a hotfix release, it addresses multiple vulnerabilities identified in webvpn services while maintaining compatibility with existing Firepower Management Center (FMC) deployments.
The 7.6.0-113 build specifically enhances SSL/TLS inspection capabilities and resolves directory traversal risks associated with CVE-2020-3452. Compatible with Firepower 1210, 1240, and 1250 hardware models, this REL (Release) format package supports automated policy synchronization across hybrid cloud environments through Cisco Defense Orchestrator integration.
Key Features and Improvements
1. Critical Vulnerability Remediation
- CVE-2020-3452 Mitigation
Eliminates directory traversal vulnerabilities in webvpn services through enhanced URI validation protocols, reducing attack surface for exposed management interfaces.
2. Cryptographic Protocol Upgrades
- TLS 1.3 Session Resumption
Improves encrypted traffic inspection speeds by 18% through optimized session ticket handling for 4096-bit RSA keys.
3. Cloud Security Enhancements
- Azure Arc Integration
Enables centralized monitoring of distributed Firepower appliances through Microsoft’s hybrid cloud management platform.
4. Hardware Optimization
- Intel QuickAssist 2.0 Support
Achieves 25Gbps IPsec throughput on Firepower 1250 models using QAT-enabled cryptographic offloading.
5. Threat Intelligence Updates
- Talos Signature Database v2025.04
Integrates 892 new IoC patterns targeting emerging IoT botnets and ransomware variants.
Compatibility and Requirements
Supported Hardware
| Model Series | Minimum FMC Version | Cluster Support | RAM Requirement |
|---|---|---|---|
| Firepower 1210 | 6.7.0+ | No | 16GB |
| Firepower 1240 | 6.7.0+ | Yes | 32GB |
| Firepower 1250 | 6.7.0+ | Yes | 64GB |
Software Dependencies
- Cisco Defense Orchestrator v3.12+ for multi-cloud policy management
- VMware ESXi 7.0 U3 compatibility validated
- OpenSSL 1.1.1w+ for management plane security
Obtain Software Package
For Cisco partners with valid Smart Account licenses:
1. Access Cisco Software Center
2. Navigate to “Security > Firewalls > Threat Defense”
3. Select “Firepower 1200 Series” platform filter
IOSHub.net provides immediate access to verified packages through encrypted channels with optional SHA-512 checksum validation services. Our technical team offers 24/7 upgrade path consultation for legacy FTD deployments.
Critical Note: This build requires FMC 6.7.0+ for full functionality and is incompatible with Firepower 4100/9300 chassis. Always verify digital signatures using Cisco’s published PGP keys before deployment.
