CVE-2020-27780

CRITICAL9.8EPSS 0.44%
Published: 12/18/2020Modified: 12/3/2025
Also known as:ALPINE-CVE-2020-27780

Description

A flaw was found in Linux-Pam in versions prior to 1.5.1 in the way it handle empty passwords for non-existing users. When the user doesn't exist PAM try to authenticate with root and in the case of an empty password it successfully authenticate.

Affected packages (1)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1CRITICAL9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (1)