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CVE-2024-20260

Cisco Adaptive Security Virtual Appliance - VPN and Management Web Server

Cisco CVSS 8.6 Updated March 16, 2026

Executive Risk Summary

"A vulnerability in the VPN and management web servers of the Cisco Adaptive Security Virtual Appliance (ASAv) and Cisco Secure Firewall Threat Defense Virtual (FTDv) could allow an unauthenticated, remote attacker to cause the virtual devices to run out of system memory, resulting in a denial of service (DoS) condition. This vulnerability is due to a lack of proper memory management for new incoming SSL/TLS connections on the virtual platforms."

Operational Audit Arsenal

Target Type Virtual Appliance
Target Asset Cisco ASAv/FTDv Firmware Image
Standard Path Global Firmware

Manual Verification Required

This is a non-Windows asset (Cisco). Use the target asset details and official path provided above to verify your current version against the official vendor advisories listed below.

Patch Impact Forecast

Reboot Required Likely

High

Internal Work Notes

CVE-2024-20260: Cisco ASAv/FTDv vulnerability causing DoS due to memory depletion, requiring firmware update and potential reboot.

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Intelligence Sources

Related Cisco Threats

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.