CVE-2021-1485 MEDIUM

CVE-2021-1485: Cisco IOS XR Software Command Injection Vulnerability

Vendor Cisco
Product Cisco IOS XR Software
Weakness CWE-88
Published April 8, 2021
Last update November 8, 2024

CVSS base score

6.6/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L

What the vulnerability does

01Description

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges on the underlying Linux operating system (OS) of an affected device. This vulnerability is due to insufficient input validation of commands that are supplied by the user. An attacker could exploit this vulnerability by authenticating to a device and submitting crafted input to an affected command. A successful exploit could allow the attacker to execute commands on the underlying Linux OS with root privileges.

Key dates

02Disclosure timeline

April 8, 2021 CVE published
November 8, 2024 Record updated