Arbitrary File Overwrite Vulnerability in NoMachine for macOS
CVE-2023-39107

9.1CRITICAL

Key Information:

Vendor

Nomachine

Status
Nomachine
Vendor
CVE Published:
4 August 2023

What is CVE-2023-39107?

An arbitrary file overwrite vulnerability in NoMachine Free Edition and Enterprise Client for macOS allows attackers to exploit hardlinks. This flaw can enable malicious actors to overwrite root-owned files, compromising system integrity and potentially leading to unauthorized access or data loss. Users are strongly encouraged to update their software to v8.8.1 or later to mitigate this risk.

References

https://kb.nomachine.com/TR07U10948
https://kb.nomachine.com/SU07U00247
https://www.ns-echo.com/posts/nomachine_afo.html

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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