ZDI-25-835: NoMachine Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

Published Aug 13, 2025
·
Updated

This vulnerability allows local attackers to escalate privileges on affected installations of NoMachine. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the configuration of OpenSSL. The product loads an OpenSSL configuration file from an unsecured location. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the service account.

Other sources

This vulnerability allows local attackers to escalate privileges on affected installations of NoMachine. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-8614.

ZDI

Affected Software

2 affected components
NoMachine NoMachine
NoMachine NoMachine

Event History

Aug 13, 2025
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Sep 2, 2025
Advisory Published
via ZDI·07:55 PM
Data Sourced
via ZDI·07:55 PM
SeverityAffected Software

Frequently Asked Questions

1

What is the severity of ZDI-25-835?

ZDI-25-835 has been assigned a CVSS rating of 7.8, indicating high severity.

2

How do I fix ZDI-25-835?

To fix ZDI-25-835, update your NoMachine installation to the latest patched version provided by the vendor.

3

Who is affected by ZDI-25-835?

ZDI-25-835 affects installations of NoMachine that are running vulnerable versions.

4

What type of attack leverages ZDI-25-835?

ZDI-25-835 can be exploited by local attackers to escalate their privileges on the affected system.

5

What must an attacker do to exploit ZDI-25-835?

An attacker must first obtain the ability to execute low-privileged code on the target system to exploit ZDI-25-835.

Contact

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