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Product · Cisco

Cisco Duo

6 known vulnerabilities.

Cisco Duo at a glance

Last 12 months
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All Critical High Medium Low Exploited only Public exploit

6 results · Feed

  • Medium 5.4
    CVE-2025-20258

    A vulnerability in the self-service portal of Cisco Duo could allow an unauthenticated, remote attacker to inject arbit…

    Cisco Cisco Duo Network devices
  • Medium 4.4
    CVE-2024-20292

    A vulnerability in the logging component of Cisco Duo Authentication for Windows Logon and RDP could allow an authentic…

    Cisco Cisco Duo Network devices
  • Medium 6.2
    CVE-2024-20301

    A vulnerability in Cisco Duo Authentication for Windows Logon and RDP could allow an authenticated, physical attacker t…

    Cisco Cisco Duo Network devices
  • Medium 6.2
    CVE-2023-20199

    Cisco Duo Two-Factor Authentication for macOS Authentication Bypass Vulnerability

    A vulnerability in Cisco Duo Two-Factor Authentication for macOS could allow an authenticated, physical attacker to bypass secondary authentication and access an affected macOS device. This vulnerability is due to the incorrect handling of responses from Cisc…

    Cisco Cisco Duo Network devices
  • Medium 6.3
    CVE-2023-20123

    Cisco Duo Authentication for macOS and Duo Authentication for Windows Logon Offline Credentials Replay Vulnerability

    A vulnerability in the offline access mode of Cisco Duo Two-Factor Authentication for macOS and Duo Authentication for Windows Logon and RDP could allow an unauthenticated, physical attacker to replay valid user session credentials and gain unauthorized acces…

    Cisco Cisco Duo Network devices
  • Medium 6.1
    CVE-2022-20662

    Cisco Duo for macOS Authentication Bypass Vulnerability

    A vulnerability in the smart card login authentication of Cisco Duo for macOS could allow an unauthenticated attacker with physical access to bypass authentication. This vulnerability exists because the assigned user of a smart card is not properly matched wi…

    Cisco Cisco Duo Network devices