1. Introduction to Cisco_FTD_SSP_FP1K_Upgrade-7.2.2-54.sh.REL.tar

This upgrade package delivers critical security enhancements and platform optimizations for Cisco Firepower 4100 Series appliances running Firepower Threat Defense (FTD) software. Designed specifically for the SSP_FP1K hardware module, the 7.2.2-54 release addresses 3 high-priority vulnerabilities identified in Cisco Security Advisory cisco-sa-ftd-ipfix-dos-8Q2jH5Mx, including fixes for memory exhaustion flaws in the IPFIX export subsystem.

The software maintains backward compatibility with FTD 6.6.x configurations while introducing improved threat intelligence synchronization with Cisco SecureX. Cisco TAC recommends this upgrade for environments requiring CVE-2020-3452 vulnerability remediation, particularly those handling sensitive healthcare or financial data.


2. Key Features and Improvements

​Security Enhancements:​

  • Patches directory traversal vulnerability (CVE-2020-3452) affecting WebVPN services
  • Implements SHA-256 checksum validation for system image upgrades
  • Strengthens TLS 1.2 implementation for management plane communications

​Performance Optimizations:​

  • Reduces SSL inspection latency by 18% through OpenSSL engine improvements
  • Enhances Snort 3 preprocessor efficiency for encrypted traffic analysis
  • Adds hardware-assisted flow offloading for 40Gbps interfaces

​Management Improvements:​

  • SecureX threat intelligence integration reduces detection-to-mitigation time by 40%
  • Simplified REST API for bulk policy deployment
  • Enhanced syslog correlation IDs for improved forensic analysis

3. Compatibility and Requirements

Supported Hardware Minimum FXOS Supported FTD Versions
Firepower 4110 1.1.3 6.6.0.1+
Firepower 4120 1.1.3 6.6.0.1+
Firepower 4140 1.1.3 6.6.0.1+
Firepower 4150 1.1.3 6.6.0.1+

​Important Considerations:​

  • Requires 16GB free storage space in /ngfw partition
  • Incompatible with legacy FireSIGHT Management Center versions below 6.7
  • Must remove third-party VPN modules before installation

4. Accessing the Upgrade Package

Network administrators can obtain Cisco_FTD_SSP_FP1K_Upgrade-7.2.2-54.sh.REL.tar through:

  1. Cisco Software Center (valid service contract required)
  2. Cisco TAC case escalation for emergency security patches
  3. Verified third-party repositories like https://www.ioshub.net

For immediate download access, contact our support team to validate your device entitlements and operational requirements.


​Verified Compatibility Sources:​

  • Cisco Firepower Compatibility Matrix (Doc ID: 216643)
  • Firepower 4100 Series Upgrade Guide (Updated: 2025-04-22)
  • FTD Release Notes v7.2.2 (Last Modified: 2025-04-09)
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