CVE-2020-3161

Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability

Basic Information

CVE State
PUBLISHED
Reserved Date
December 12, 2019
Published Date
April 15, 2020
Last Updated
November 08, 2024
Vendor
Cisco
Product
Cisco IP phone
Description
A vulnerability in the web server for Cisco IP Phones could allow an unauthenticated, remote attacker to execute code with root privileges or cause a reload of an affected IP phone, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web server of a targeted device. A successful exploit could allow the attacker to remotely execute code with root privileges or cause a reload of an affected IP phone, resulting in a DoS condition.

CVSS Scores

CVSS v3.0

9.8 - CRITICAL

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC Information

Exploitation
active
Automatable
Yes
Technical Impact
total

Exploit Status

Exploited in the Wild
Yes (added 2021-11-03 00:00:00 UTC) Source
Proof of Concept Available
Yes (added 2020-12-31 15:37:48 UTC) Source

Known Exploited Vulnerability Information

Source Added Date
CISA 2021-11-03 00:00:00 UTC

Potential Proof of Concepts

Warning: These PoCs have not been tested and could contain malware. Use at your own risk.

abood05972/CVE-2020-3161

Type: github • Created: 2020-12-31 15:37:48 UTC • Stars: 0

Cisco IP Phone 11.7 - Denial of Service (PoC)