CVE-2018-9275
8.2
HIGH
CVSS 3.1
EPSS 0.49%
Description
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).
How to fix CVE-2018-9275
To remediate CVE-2018-9275, upgrade the affected package to a fixed version below.
- Debian/yubico-pam—upgrade to 2.26-1 or later
Is CVE-2018-9275 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.26-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.2 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H |