Known Exploited Vulnerability: CVE-2020-3452

Cisco ASA and FTD Read-Only Path Traversal Vulnerability

Catalog version: 2026.07.16 Date added: 2021-11-03 Due date: 2022-05-03 CISA catalog

Vendor: Cisco

Product: Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: Unknown

Notes: https://nvd.nist.gov/vuln/detail/CVE-2020-3452

CWEs

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