CVE-2020-3161 — Cisco IP Phones Web Server Remote Code Execution and Denial-of-Service Vulnerability
CVE-2020-3161: Cisco IP Phones Web Server Remote Code Execution and Denial-of-Service Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Cisco |
| Product | Cisco IP Phones |
| Date added | 2021-11-03 |
| Due date | 2022-05-03 |
| Ransomware campaign use | Unknown |
Description
Cisco IP Phones contain an improper input validation vulnerability for HTTP requests. Exploitation could allow an attacker to execute code remotely with root privileges or cause a denial-of-service (DoS) condition.
Required action (CISA)
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2020-3161
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-3161
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog