National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-6947 Detail

Current Description

An uninitialised stack variable in the nxfuse component that is part of the Open Source DokanFS library shipped with NoMachine 6.0.66_2 and earlier allows a local low privileged user to gain elevation of privileges on Windows 7 (32 and 64bit), and denial of service for Windows 8 and 10.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://www.exploit-db.com/exploits/44167/ Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/44168/ Third Party Advisory VDB Entry
https://www.fidusinfosec.com/nomachine-road-code-execution-without-fuzzing-cve-2018-6947/ Third Party Advisory
https://www.nomachine.com/SU02P00194 Vendor Advisory
https://www.nomachine.com/SU02P00195 Vendor Advisory
https://www.nomachine.com/TR02P08408 Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Controls (CWE-264)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:nomachine:nomachine:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
6.0.66_2

Configuration 2 ( hide )
 cpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_7:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_8:*:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-6947
NVD Published Date:
02/28/2018
NVD Last Modified:
03/26/2018