GCVE-110-NCSC-2025-298

Advisory PublishedCVSS 9.9/10

Vulnetix · Advisory published September 25, 2025

Cisco Secure Firewall ASA and FTD Software have a buffer overflow vulnerability in their VPN web server that could allow remote code execution due to improper input validation.

Download JSON Open in Console

Weaknesses (CWE)

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')CWE-122Heap-based Buffer OverflowCWE-862Missing Authorization

Risk Scores

CVSS 3.1

9.9/10

Critical · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions	Platforms
Cisco	vers:unknown/*	—	—

Aliases

CVE-2025-20333 CVE-2025-20362 CVE-2025-20363

References

advisory

Explore Further

Investigate this vulnerability in the interactive console or download the raw GCVE record.

Open in Console Download JSON