Executive Risk Summary
"A vulnerability in the web services interface of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a buffer overflow on an affected system. This could result in a denial of service (DoS) condition, causing the system to reload."
Operational Audit Arsenal
Target Type Firmware Image
Target Asset Cisco Secure Firewall ASA Software
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-2025-20263: Unauthenticated buffer overflow vulnerability in Cisco Secure Firewall ASA Software, potentially causing denial of service. Verify version and apply patch according to Cisco Security Advisory: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-buffer-overflow-PyRUhWBC
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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.