Introduction to asav9-19-1-31.zip
This software package contains the Cisco Adaptive Security Virtual Appliance (ASAv) 9.19(1)31 image designed for enterprise-grade network security in hybrid cloud environments. Released in Q3 2024 under Cisco’s Extended Maintenance Release (EMR) cycle, this build resolves 9 CVEs while enhancing containerized deployment capabilities for Kubernetes clusters.
The ASAv 9.19(1)31 release supports advanced security policies for workloads across VMware vSphere 8.0U3+, Microsoft Azure Stack HCI 22H2, and AWS Outposts configurations. Network architects should prioritize this version for environments requiring FIPS 140-3 Level 2 compliance or PCI-DSS 4.0 audit readiness.
Key Features and Improvements
1. Critical Security Enhancements
- Mitigates memory corruption vulnerability in IKEv2 implementation (CVE-2024-20352)
- Patches TLS 1.3 session ticket handling flaw affecting AnyConnect SSL VPN
- Removes debug CLI command exposure in multi-context mode
2. Performance Optimization
- 25% faster IPSec tunnel establishment on 16vCPU instances
- Improved SSL decryption throughput (22Gbps on Azure NVv4 VM series)
- Enhanced VXLAN EVPN routing table synchronization latency
3. Cloud-Native Innovations
- Native integration with Azure Arc for centralized management
- Auto-scaling support for AWS Gateway Load Balancer (GWLB) deployments
- Extended Terraform provider compatibility for infrastructure-as-code workflows
Compatibility and Requirements
Component | Supported Versions | Notes |
---|---|---|
Hypervisors | VMware ESXi 8.0U3+ KVM (RHEL 9.4+) Hyper-V 2022 |
24GB RAM minimum allocation |
Cloud Platforms | AWS EC2 (m6i.xlarge+) Azure Dv5 Series Google Cloud C3 |
Requires SR-IOV enabled |
Management Systems | Cisco Defense Orchestrator 3.2+ Firepower Management Center 7.6.0-112+ |
Multi-instance mode requires CDO 3.2.5+ |
Critical Compatibility Notes:
- Incompatible with FXOS versions below 2.11.3
- Requires OpenSSL 3.0.14+ for FIPS 140-3 deployments
- Not supported on legacy Cisco UCS C-Series servers
Access Instructions
Certified network professionals can obtain asav9-19-1-31.zip through:
- Cisco Software Central with valid Smart License
- Cisco Secure Firewall Manager automated update channels
- Verified third-party repositories like IOSHub.net
Prior to deployment, validate the package integrity using SHA-512 checksum:
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
For enterprise-scale deployments, consult Cisco Technical Advisory CTA-2024-ASAV19 for recommended cluster configurations and upgrade sequencing. Always verify compatibility with existing AnyConnect 5.0+ client implementations before wide-scale rollout.