National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-4120 Detail

Description

Yubico PAM Module before 2.10 performed user authentication when 'use_first_pass' PAM configuration option was not used and the module was configured as 'sufficient' in the PAM configuration. A remote attacker could use this flaw to circumvent common authentication process and obtain access to the account in question by providing a NULL value (pressing Ctrl-D keyboard sequence) as the password string.

Source:  MITRE

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: N/A
NVD score not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://access.redhat.com/security/cve/cve-2011-4120
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4120
https://security-tracker.debian.org/tracker/CVE-2011-4120
https://www.openwall.com/lists/oss-security/2011/11/07/6

Weakness Enumeration

Quick Info

CVE Dictionary Entry:
CVE-2011-4120
NVD Published Date:
11/26/2019
NVD Last Modified:
11/26/2019