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MitreCVE-2018-6947

HistoryFeb 28, 2018 - 10:29 p.m.

CVE-2018-6947

2018-02-2822:29:00

CWE-665

mitre

web.nvd.nist.gov

cve-2018-6947

uninitialized stack variable

nxfuse component

nomachine

privilege escalation

denial of service

windows security

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.4

Confidence

High

EPSS

0.001

Percentile

46.0%

JSON

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.

Affected configurations

Nvd

Node

nomachinenomachineRange≤6.0.66_2

Node

microsoftwindows_10

microsoftwindows_7

microsoftwindows_8

VendorProductVersionCPE
nomachinenomachine*cpe:2.3:a:nomachine:nomachine:*:*:*:*:*:*:*:*
microsoftwindows_10*cpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
microsoftwindows_7*cpe:2.3:o:microsoft:windows_7:*:*:*:*:*:*:*:*
microsoftwindows_8*cpe:2.3:o:microsoft:windows_8:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
nomachine	nomachine	*	cpe:2.3:a:nomachine:nomachine::::::::
microsoft	windows_10	*	cpe:2.3:o:microsoft:windows_10::::::::
microsoft	windows_7	*	cpe:2.3:o:microsoft:windows_7::::::::
microsoft	windows_8	*	cpe:2.3:o:microsoft:windows_8::::::::

References

www.exploit-db.com/exploits/44167/

www.exploit-db.com/exploits/44168/

www.fidusinfosec.com/nomachine-road-code-execution-without-fuzzing-cve-2018-6947/

www.nomachine.com/SU02P00194

www.nomachine.com/SU02P00195

www.nomachine.com/TR02P08408

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.4

Confidence

High

EPSS

0.001

Percentile

46.0%

JSON

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