CVE-2021-1529 HIGH

CVE-2021-1529: Cisco IOS XE SD-WAN Software Command Injection Vulnerability

Vendor Cisco
Product Cisco IOS XE SD-WAN Software
Weakness CWE-78
Published October 21, 2021
Last update November 7, 2024
View on NVD All CVEs

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to execute arbitrary commands with root privileges. The vulnerability is due to insufficient input validation by the system CLI. An attacker could exploit this vulnerability by authenticating to an affected device and submitting crafted input to the system CLI. A successful exploit could allow the attacker to execute commands on the underlying operating system with root privileges.

Key dates

02Disclosure timeline

October 21, 2021 CVE published
November 7, 2024 Record updated