CVE-2021-34746

Severity CVSS v4.0:
Pending analysis
Type:
CWE-287 Authentication Issues
Publication date:
02/09/2021
Last modified:
07/11/2023

Description

A vulnerability in the TACACS+ authentication, authorization and accounting (AAA) feature of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an unauthenticated, remote attacker to bypass authentication and log in to an affected device as an administrator. This vulnerability is due to incomplete validation of user-supplied input that is passed to an authentication script. An attacker could exploit this vulnerability by injecting parameters into an authentication request. A successful exploit could allow the attacker to bypass authentication and log in as an administrator to the affected device.

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:*:*:*:*:*:*:*:* 4.6.1 (excluding)