CVE-2022-20695

CRITICAL

Cisco Wireless LAN Controller - Auth Bypass

Title source: llm
STIX 2.1

Description

A vulnerability in the authentication functionality of Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, remote attacker to bypass authentication controls and log in to the device through the management interface This vulnerability is due to the improper implementation of the password validation algorithm. An attacker could exploit this vulnerability by logging in to an affected device with crafted credentials. A successful exploit could allow the attacker to bypass authentication and log in to the device as an administrator. The attacker could obtain privileges that are the same level as an administrative user but it depends on the crafted credentials. Note: This vulnerability exists because of a non-default device configuration that must be present for it to be exploitable. For details about the vulnerable configuration, see the Vulnerable Products section of this advisory.

Scores

CVSS v3 10.0
EPSS 0.0265
EPSS Percentile 85.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-287 CWE-303
Status published
Products (2)
cisco/wireless_lan_controller_8.10.151.0
cisco/wireless_lan_controller_8.10.162.0
Published Apr 15, 2022
Tracked Since Feb 18, 2026