CVE-2018-9275

In check_user_token in util.c in the Yubico PAM module (aka pam_yubico) 2.18 through 2.25, successful logins can leak file descriptors to the auth mapping file, which can lead to information disclosure (serial number of a device) and/or DoS (reaching the maximum number of file descriptors).

Score

CVSS 3.0 8.2 High

Status

Modified - cve@mitre.org

Published

2018-04-04

Last modified

2024-09-17

Weaknesses

CWE-200

Affected products

• Yubico Pam (Yubico)

References

• https://bugzilla.opensuse.org/show_bug.cgi?id=1088027
• https://github.com/Yubico/yubico-pam/commit/0f6ceabab0a8849b47f67d727aa526c2656089ba
• https://github.com/Yubico/yubico-pam/issues/136