CVE-2020-3452CISA KEVEPSS p100.0%
CVE-2020-3452Cisco ASA and FTD Read-Only Path Traversal Vulnerability
Cisco / Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)
Description
Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain an improper input validation vulnerability when HTTP requests process URLs. An attacker could exploit this vulnerability by sending a crafted HTTP request containing directory traversal character sequences to an affected device. A successful exploit could allow the attacker to view arbitrary files within the web services file system on the targeted device.
Scoring
| EPSS | 99.99% probability of exploitation · percentile 100.0% · 2026-06-15T12:03:41Z |
CISA KEV entry
Added to KEV: 2021-11-03
(incoming)1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| KEVEntry | Cisco ASA and FTD Read-Only Path Traversal Vulnerabilitykev-cve-2020-3452 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.