MDaemon Pro 3.5.1 and earlier allows local users to bypass the "lock server" security setting by pressing the Cancel button at the password prompt, then pressing the enter key.
https://exchange.xforce.ibmcloud.com/vulnerabilities/5763
http://www.securityfocus.com/bid/2115
http://www.securityfocus.com/archive/1/151156
Source: Mitre, NVD
Published: 2001-02-12
Updated: 2026-06-16
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 7.1
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS: 0.0005