CVE-2020-3161 · netVigilance record NV21-0144
Cisco IP Phones Web Server Remote Code Execution and Denial-of-Service
past due
What to do
Apply updates per vendor instructions.
CISA deadline 2022-05-03 · passed 4 years 4 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
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.
Who is affected
Cisco Cisco IP Phones. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-20.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 4 years 4 months ago
Sources
- NVD entry for CVE-2020-3161 nvd.nist.gov/vuln/detail/CVE-2020-3161
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2020-3161