CVE-2021-1529

published 2021-10-21

CVE-2021-1529: 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…

high 7.8 CVSS 3.1

AV L AC L PR L UI N S U C H I H A H

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.

Affected

9 ranges

Vendor	Product	Version range	Fixed in
cisco	cisco_ios_xe_sd-wan_software	—	—
cisco	ios_xe	—	—
cisco	ios_xe	16.12 – 17.0	—
cisco	ios_xe	>= 17.2 < 17.2.3	17.2.3
cisco	ios_xe	>= 17.3 < 17.3.4	17.3.4
cisco	ios_xe	>= 17.4 < 17.4.2	17.4.2
cisco	ios_xe	>= 17.5 < 17.5.1a	17.5.1a
cisco	ios_xe_sd-wan	—	—
cisco	ios_xe_sd-wan	>= 17.2.1r	—

CWE-78