Vulnerability Details : CVE-2018-6947
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.
Vulnerability category: Gain privilegeDenial of service
Products affected by CVE-2018-6947
- cpe:2.3:o:microsoft:windows_7:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_8:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
- cpe:2.3:a:nomachine:nomachine:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-6947
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-6947
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2018-6947
-
The product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-6947
-
https://www.fidusinfosec.com/nomachine-road-code-execution-without-fuzzing-cve-2018-6947/
NoMachine - The Road To Code Execution Without Fuzzing - CVE-2018-6947Third Party Advisory
-
https://www.nomachine.com/SU02P00194
NoMachine - Vulnerability in OSS nxfuse component (version 5)Vendor Advisory
-
https://www.exploit-db.com/exploits/44167/
NoMachine < 6.0.80 (x86) - 'nxfuse' Privilege EscalationThird Party Advisory;VDB Entry
-
https://www.exploit-db.com/exploits/44168/
NoMachine < 6.0.80 (x64) - 'nxfuse' Privilege EscalationThird Party Advisory;VDB Entry
-
https://www.nomachine.com/SU02P00195
NoMachine - Vulnerability in OSS nxfuse componentVendor Advisory
-
https://www.nomachine.com/TR02P08408
NoMachine - Possible escalation of local user's privileges on Windows 7 (32bit)Vendor Advisory
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