CVE-2021-34546 Information

Description

An unauthenticated attacker with physical access to a computer with NetSetMan Pro before 5.0 installed that has the pre-logon profile switch button within the Windows logon screen enabled is able to drop to an administrative shell and execute arbitrary commands as SYSTEM via the \save log to file\ feature. To accomplish this the attacker can navigate to cmd.exe.

CVSS Vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://www.secuvera.de/advisories/secuvera-SA-2021-01.txt https://www.netsetman.com https://www.secuvera.de http://seclists.org/fulldisclosure/2021/Jun/17 http://packetstormsecurity.com/files/163097/NetSetManPro-4.7.2-Privilege-Escalation.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.8