Incorrect Implementation of Authentication Algorithm in Cisco Systems, Inc products - CVE-2022-20695

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Main Vulnerability Database Vulnerabilities #VU62340

Incorrect Implementation of Authentication Algorithm in Cisco Systems, Inc products - CVE-2022-20695

Published: April 14, 2022


Vulnerability identifier: #VU62340
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2022-20695
CWE-ID: CWE-303
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Wireless LAN Controller Software
Virtual Wireless Controller
3504 Wireless Controller
5520 Wireless Controller
8540 Wireless Controller
Cisco Mobility Express

Detailed vulnerability description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to the improper implementation of the password validation algorithm in the authentication functionality. A remote attacker can bypass authentication and log in to the device as an administrator.


How to mitigate CVE-2022-20695

Install updates from vendor's website.

Sources