Improper Authentication in Duo Two-Factor Authentication for macOS - CVE-2023-20199

 

Improper Authentication in Duo Two-Factor Authentication for macOS - CVE-2023-20199

Published: June 22, 2023


Vulnerability identifier: #VU77615
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-20199
CWE-ID: CWE-287
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Duo Two-Factor Authentication for macOS
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a local attacker to bypass authentication process.

The vulnerability exists due to the incorrect handling of responses from Cisco Duo when the application is configured to fail open. An administrator with physical access can bypass authentication process and gain unauthorized access to the target device.


Remediation

Install updates from vendor's website.

External links