CVE-2020-3452 — Cisco ASA and FTD Read-Only Path Traversal Vulnerability
CVE-2020-3452: Cisco ASA and FTD Read-Only Path Traversal Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Cisco |
| Product | Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) |
| Date added | 2021-11-03 |
| Due date | 2022-05-03 |
| Ransomware campaign use | Unknown |
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.
Required action (CISA)
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-3452
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-3452
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog