Critical severity · published Aug 4, 2023
CVE-2023-39107
An arbitrary file overwrite vulnerability in NoMachine Free Edition and Enterprise Client for macOS before v8.8.1 allows attackers to overwrite root-owned files by using hardlinks
9.1
CVSS
1.2%
EPSS
No
On KEV
Description
An arbitrary file overwrite vulnerability in NoMachine Free Edition and Enterprise Client for macOS before v8.8.1 allows attackers to overwrite root-owned files by using hardlinks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
Nomachine · Nomachine
before 8.8.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-39107
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-39107
Release Notes
https://kb.nomachine.com/SU07U00247
Vendor Advisory
https://kb.nomachine.com/TR07U10948
Exploit
https://www.ns-echo.com/posts/nomachine_afo.html
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