Local Privilege Escalation in NoMachine's DokanFS Component
CVE-2018-6947

7.8HIGH

Key Information:

Vendor

Nomachine

Status
Vendor
CVE Published:
28 February 2018

Badges

๐Ÿ‘พ Exploit Exists๐ŸŸก Public PoC

What is CVE-2018-6947?

The vulnerability in NoMachine's DokanFS component arises from an uninitialized stack variable. This flaw allows a local low privileged user to exploit it to gain elevated privileges on Windows 7 systems, while for Windows 8 and 10, it leads to potential denial of service. Users operating on affected versions are at risk and should seek to address this vulnerability promptly.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • ๐ŸŸก

    Public PoC available

  • ๐Ÿ‘พ

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.