CVE Vulnerability

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).

6.4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

Scope

8.2 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/Yubico/yubico-pam/issues/136 Issue Tracking Third Party Advisory
https://github.com/Yubico/yubico-pam/commit/0f6ceabab0a8849b47f67d727aa526c2656089ba Patch
https://bugzilla.opensuse.org/show_bug.cgi?id=1088027 Issue Tracking Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:yubico:yubico_pam:*:*:*:*:*:yubico:*:*
Information

Published : 2018-04-04 06:29

Updated : 2018-05-21 03:33

NVD link : CVE-2018-9275

Mitre link : CVE-2018-9275

Products Affected
No products.
CWE
CWE-200