CVE-2018-9275 describes a vulnerability in the Yubico PAM module (versions 2.18 through 2.25) where successful logins can lead to file descriptor leaks from the authentication mapping file. This flaw can result in information disclosure, specifically the serial number of a YubiKey device, and a denial-of-service condition due to exhausting available file descriptors. With a CVSS score of 8.2 (HIGH), this vulnerability is easily exploitable over the network with low attack complexity, impacting confidentiality and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.18, <= 2.25CPE matchmatch criteria | cpe:2.3:a:yubico:yubico_pam:*:*:*:*:*:yubico:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
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