CVE-2022-20695: Cisco Wireless LAN Controller Management Interface Authentication Bypass Vulnerability

Severity: critical (CVSS 10.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 19.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-15 · updated 2026-06-17
Weakness: CWE-303

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.

Affected products

Cisco Wireless Lan Controller 8.10.151.0: all versions
Cisco Wireless Lan Controller 8.10.162.0: all versions

References

Get alerted when CVE-2022-20695 or the next vulnerability affects your stack