CVE-2019-12209

Yubico pam-u2f 1.0.7 attempts parsing of the configured authfile default $HOME/.config/Yubico/u2fkeys 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 enabled in the PAM...

CVE-2019-12209

Yubico pam-u2f 1.0.7 attempts parsing of the configured authfile default $HOME/.config/Yubico/u2fkeys 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 enabled in the PAM...

UBUNTU-CVE-2019-12210

In Yubico pam-u2f 1.0.7, when configured with debug and a custom debug log file is set using debugfile, 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 from and write to it...

CVE-2019-12210

In Yubico pam-u2f 1.0.7, when configured with debug and a custom debug log file is set using debugfile, 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 from and write to it...

CVE-2019-12210

In pam_u2f 1.0.7, when debug_file is configured, the debug file descriptor is not closed across spawned processes, allowing the child process to read/write that descriptor. This can leak sensitive data and, if written to, may be used to fill disk space or plant misinformation. OpenSUSE/SUSE advis...

CVE-2019-12210

In Yubico pam-u2f 1.0.7, when configured with debug and a custom debug log file is set using debugfile, 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 from and write to it...

CVE-2019-12209

CVE-2019-12209 affects Yubico PAM-u2f, specifically the 1.0.7 release. The vulnerability arises when parsing the configured authfile (default $HOME/.config/Yubico/u2f_keys): the path is treated with root permissions and there is insufficient verification that the path contains no symlinks pointin...

CVE-2019-12209

Yubico pam-u2f 1.0.7 attempts parsing of the configured authfile default $HOME/.config/Yubico/u2fkeys 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 enabled in the PAM...

CVE-2019-12209

Yubico pam-u2f 1.0.7 attempts parsing of the configured authfile default $HOME/.config/Yubico/u2fkeys 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 enabled in the PAM...

CVE-2019-12210: Undefined Security Weakness

In Yubico pam-u2f 1.0.7, when configured with debug and a custom debug log file is set using debugfile, 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 from and write to it...

CVE-2019-12209: Improper Link Resolution Before File Access

Yubico pam-u2f 1.0.7 attempts parsing of the configured authfile default $HOME/.config/Yubico/u2fkeys 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 enabled in the PAM...

[SECURITY] Fedora 29 Update: libu2f-host-1.1.8-1.fc29

libu2f-host provides a C library that implements the host-side of the U2F protocol. There are APIs to talk to a U2F device and perform the U2F Register and U2F Authenticate operations...

Android 7.0+ Phones Can Now Double as Google Security Keys

Google this week made it easier for Android users to enable strong 2-factor authentication 2FA when logging into Google's various services. The company announced that all phones running Android 7.0 and higher can now be used as Security Keys, an additional authentication layer that helps thwart...

[SECURITY] Fedora 30 Update: libu2f-host-1.1.8-1.fc30

libu2f-host provides a C library that implements the host-side of the U2F protocol. There are APIs to talk to a U2F device and perform the U2F Register and U2F Authenticate operations...

Debian DSA-4389-1 : libu2f-host - security update

Christian Reitter discovered that libu2f-host, a library implementing the host-side of the U2F protocol, failed to properly check for a buffer overflow. This would allow an attacker with a custom made malicious USB device masquerading as a security key, and physical access to a computer where PAM...

[SECURITY] [DSA 4389-1] libu2f-host security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4389-1 [email protected] https://www.debian.org/security/ Sebastien Delafond February 11, 2019 https://www.debian.org/security/faq -...

CVE-2018-20340

Yubico libu2f-host 1.1.6 contains unchecked buffers in devs.c, which could enable a malicious token to exploit a buffer overflow. An attacker could use this to attempt to execute malicious code using a crafted USB device masquerading as a security token on a computer where the affected library is...

Security advisory YSA-2019-01 | Yubico

Yubico library libu2f-host prior to version 1.1.7 contains an unchecked buffer, which could allow a buffer overflow. Libu2f-host is a library that implements the host party of the U2F protocol. This issue can allow an attacker with a custom made malicious USB device masquerading as a security key...

Security update for MozillaThunderbird (important)

This update for Mozilla Thunderbird to version 60.2.1 fixes multiple issues. Multiple security issues were fixed in the Mozilla platform as advised in MFSA 2018-25 and MFSA 2018-28. In general, these flaws cannot be exploited through email in Thunderbird because scripting is disabled when reading...

Touch-to-operate password-store with YubiKey 4

There are dozens of tutorials on how to fight GnuPG to use YubiKeys for everything, but my favorite overlooked feature of the YubiKey 4 is "touch to operate", where each cryptographic operation takes a physical touch of the gold surface. That pairs particularly well with password-store, a PGP...