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CVE-2011-4120
CRITICAL9.8
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.
CVE Details
CVSS v3.1 Score9.8
SeverityCRITICAL
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
Published11/26/2019
Last Modified11/21/2024
Sourcenvd
Honeypot Sightings0
Affected Products
debian:debian_linuxlinux:linux_kernelyubico:pam_module
Weaknesses (CWE)
CWE-20
References
https://access.redhat.com/security/cve/cve-2011-4120(secalert@redhat.com)
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4120(secalert@redhat.com)
https://security-tracker.debian.org/tracker/CVE-2011-4120(secalert@redhat.com)
https://www.openwall.com/lists/oss-security/2011/11/07/6(secalert@redhat.com)
https://access.redhat.com/security/cve/cve-2011-4120(af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4120(af854a3a-2127-422b-91ae-364da2661108)
https://security-tracker.debian.org/tracker/CVE-2011-4120(af854a3a-2127-422b-91ae-364da2661108)
https://www.openwall.com/lists/oss-security/2011/11/07/6(af854a3a-2127-422b-91ae-364da2661108)
IOC Correlations
No correlations recorded
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