CVE-2021-33436

NoMachine for Windows prior to version 6.15.1 and 7.5.2 suffer from local privilege escalation due to the lack of safe DLL loading. This vulnerability allows local non-privileged users to perform DLL Hijacking via any writable directory listed under the system path and ultimately execute code as NT AUTHORITY\SYSTEM.

CVSS v3.0 7.3 HIGH
CVSS v2.0 6.2 MEDIUM

7.3^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.3 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.2^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:H/Au:N/C:C/I:C/A:C

Exploitability : 1.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity HIGH

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://knowledgebase.nomachine.com/SU05S00223	Release Notes Vendor Advisory
https://knowledgebase.nomachine.com/SU05S00224	Release Notes Vendor Advisory
https://github.com/active-labs/Advisories/blob/master/2021/ACTIVE-2021-001.md	Third Party Advisory
https://knowledgebase.nomachine.com/TR05S10236	Vendor Advisory

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Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:nomachine:nomachine::::::::
	cpe:2.3:a:nomachine:nomachine::::::::

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Information

Published : 2022-04-28 04:15

Updated : 2022-05-06 19:15

NVD link : CVE-2021-33436

Mitre link : CVE-2021-33436

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

nomachine

nomachine

microsoft

windows

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