CVSS Score of 10 (low)


Published Jun 28, 2023
Updated: Nov 7, 2023
CWE ID 287


CVE-2023-20199 is a vulnerability in Cisco Duo Two-Factor Authentication for macOS that allows an authenticated, physical attacker to bypass secondary authentication and gain unauthorized access to an affected macOS device. The vulnerability arises from the incorrect handling of responses from Cisco Duo when the application is configured to fail open. An attacker with primary user credentials can exploit this vulnerability by attempting to authenticate to the device, resulting in unauthorized access without proper permission. The affected product is Cisco Duo Two-Factor Authentication for macOS. To remediate this vulnerability, it is recommended to update the software to the latest version provided by Cisco. This vulnerability poses a medium risk level and has high impacts on integrity and confidentiality.


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