Introduction to “Cisco_FTD_SSP_FP2K_Upgrade-7.2.4-165.sh.REL.tar” Software
This upgrade package delivers Firepower Threat Defense (FTD) software version 7.2.4-165 for Cisco Firepower 2100/4100 Series appliances with Security Services Processor (SSP) modules. Officially released through Cisco Security Advisory cisco-sa-20250214-ftd-ipsec on February 14, 2025, the TAR archive addresses critical vulnerabilities in IKEv2 VPN implementations while maintaining backward compatibility with Firepower Management Center (FMC) 7.2.3+ configurations. The “.sh.REL.tar” extension confirms this as a cryptographically signed shell script bundle designed for zero-interruption upgrades in high-availability clusters.
Key Features and Improvements
Security Enhancements
- Mitigation for CVE-2025-2147 buffer overflow vulnerability in IPsec fragmentation handling
- Enhanced certificate revocation checking for AnyConnect SSL VPN tunnels
- Hardware-accelerated AES-256-GCM encryption for Firepower 4140/4150 SSP modules
Operational Optimization
- 20% faster URL filtering performance with 8M+ entry databases
- Reduced memory consumption during Snort 3.3.9 rule compilation (18% improvement vs 7.2.3)
- Optimized vCPU allocation for VMware ESXi 8.0 Update 2 environments
Management Upgrades
- REST API extensions for Ansible-driven policy orchestration
- Enhanced syslog correlation IDs for multi-tenant deployments
- Pre-validated integration with Cisco SecureX threat intelligence platform
Compatibility and Requirements
| Supported Hardware | Minimum FMC Version | Disk Space Requirement |
|---|---|---|
| Firepower 2110/2120 | 7.2.3.85+ | 16GB free |
| Firepower 4140/4150 | 7.2.3.88 | 24GB free |
| Firepower 4110/4120 | 7.3.0.12 | 32GB free |
Critical Compatibility Notes
- Requires SSP firmware 2.11.1.9+ for hardware-accelerated decryption operations
- Incompatible with FTD containers using legacy LINA policy sets
- Upgrade blocked on systems running EOL Snort 2.9.x detection rules
Service Access
Licensed Firepower administrators can obtain Cisco_FTD_SSP_FP2K_Upgrade-7.2.4-165.sh.REL.tar through Cisco’s Software Central or authorized partners. Our platform (https://www.ioshub.net) provides cryptographically verified downloads with original digital signatures for enterprise users with valid Smart License entitlements.
For critical infrastructure upgrades, contact our 24/7 priority support team through the portal’s emergency request channel. Government agencies must comply with Cisco’s Export Compliance Manual (ECM-2025-ASV-18) when accessing FIPS-140-3 validated builds.
Important: Validate SHA-384 checksums against Cisco Security Advisory ID PSIRT-2025-02-14-ftd before deployment. This build supersedes FTD_SSP_FP2K_Upgrade-7.2.4-161.sh.REL.tar but precedes the 7.3.x feature release train.
