THREAT OPS › CVEs › CVE-2025-20333
CVE-2025-20333 — Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Buffer Overflow Vulnerability
Cisco Secure Firewall Adaptive Security (ASA) Appliance and Secure Firewall Threat Defense (FTD) Software VPN Web Server contain a buffer overflow vulnerability that allows for remote code execution. This vulnerability could be chained with CVE-2025-20362.
Vulnerability details
- Affected productsSecure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense
- KEV remediation due2025-09-26