VYPR

Pam U2f

by Yubico

Source repositories

CVEs (4)

  • CVE-2025-23013HigJan 15, 2025
    risk 0.47cvss epss 0.00

    In Yubico pam-u2f before 1.3.1, local privilege escalation can sometimes occur. This product implements a Pluggable Authentication Module (PAM) that can be deployed to support authentication using a YubiKey or other FIDO compliant authenticators on macOS or Linux. This software…

  • CVE-2021-31924MedMay 26, 2021
    risk 0.44cvss 6.8epss 0.00

    Yubico pam-u2f before 1.1.1 has a logic issue that, depending on the pam-u2f configuration and the application used, could lead to a local PIN bypass. This issue does not allow user presence (touch) or cryptographic signature verification to be bypassed, so an attacker would…

  • CVE-2019-12210HigJun 4, 2019
    risk 0.00cvss 8.1epss 0.02

    In Yubico pam-u2f 1.0.7, when configured with debug and a custom debug log file is set using debug_file, that file descriptor is not closed when a new process is spawned. This leads to the file descriptor being inherited into the child process; the child process can then read…

  • CVE-2019-12209HigJun 4, 2019
    risk 0.00cvss 7.5epss 0.03

    Yubico pam-u2f 1.0.7 attempts parsing of the configured authfile (default $HOME/.config/Yubico/u2f_keys) as root (unless openasuser was enabled), and does not properly verify that the path lacks symlinks pointing to other files on the system owned by root. If the debug option is…