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[email protected]CVE-2018-8256

HistoryNov 14, 2018 - 1:29 a.m.

CVE-2018-8256

2018-11-1401:29:00

NVD-CWE-noinfo

[email protected]

web.nvd.nist.gov

121

cve-2018-8256

remote code execution

powershell

windows

nvd

security vulnerability

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.4 High

AI Score

Confidence

High

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.184 Low

EPSS

Percentile

96.2%

JSON

A remote code execution vulnerability exists when PowerShell improperly handles specially crafted files, aka “Microsoft PowerShell Remote Code Execution Vulnerability.” This affects Windows RT 8.1, PowerShell Core 6.0, Microsoft.PowerShell.Archive 1.2.2.0, Windows Server 2016, Windows Server 2012, Windows Server 2008 R2, Windows Server 2019, Windows 7, Windows Server 2012 R2, PowerShell Core 6.1, Windows 10 Servers, Windows 10, Windows 8.1.

VendorProductVersionCPE
microsoftwindows_732-bit Systems Service Pack 1cpe:2.3:o:microsoft:windows_7:32-bit Systems Service Pack 1:*:*:*:*:*:*:*
microsoftwindows_7x64-based Systems Service Pack 1cpe:2.3:o:microsoft:windows_7:x64-based Systems Service Pack 1:*:*:*:*:*:*:*
microsoftmicrosoft\.powershell\.archive*cpe:2.3:a:microsoft:microsoft\.powershell\.archive:*:*:*:*:*:*:*:*
microsoftwindows_10*cpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
microsoftwindows_10*cpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
microsoftwindows_server_2012_r2(Server Core installation)cpe:2.3:o:microsoft:windows_server_2012_r2:(Server Core installation):*:*:*:*:*:*:*
microsoftwindows_rt_8.1Windows RT 8.1cpe:2.3:o:microsoft:windows_rt_8.1:Windows RT 8.1:*:*:*:*:*:*:*
microsoftwindows_server_2008_r2Itanium-Based Systems Service Pack 1cpe:2.3:o:microsoft:windows_server_2008_r2:Itanium-Based Systems Service Pack 1:*:*:*:*:*:*:*
microsoftwindows_server_2008_r2x64-based Systems Service Pack 1cpe:2.3:o:microsoft:windows_server_2008_r2:x64-based Systems Service Pack 1:*:*:*:*:*:*:*
microsoftwindows_server_2008_r2x64-based Systems Service Pack 1 (Server Core installation)cpe:2.3:o:microsoft:windows_server_2008_r2:x64-based Systems Service Pack 1 (Server Core installation):*:*:*:*:*:*:*

Vendor	Product	Version	CPE
microsoft	windows_7	32-bit Systems Service Pack 1	cpe:2.3:o:microsoft:windows_7:32-bit Systems Service Pack 1:::::::*
microsoft	windows_7	x64-based Systems Service Pack 1	cpe:2.3:o:microsoft:windows_7:x64-based Systems Service Pack 1:::::::*
microsoft	microsoft\.powershell\.archive	*	cpe:2.3:a:microsoft:microsoft\.powershell\.archive::::::::
microsoft	windows_10	*	cpe:2.3:o:microsoft:windows_10::::::::
microsoft	windows_10	*	cpe:2.3:o:microsoft:windows_10::::::::
microsoft	windows_server_2012_r2	(Server Core installation)	cpe:2.3:o:microsoft:windows_server_2012_r2:(Server Core installation):::::::*
microsoft	windows_rt_8.1	Windows RT 8.1	cpe:2.3:o:microsoft:windows_rt_8.1:Windows RT 8.1:::::::*
microsoft	windows_server_2008_r2	Itanium-Based Systems Service Pack 1	cpe:2.3:o:microsoft:windows_server_2008_r2:Itanium-Based Systems Service Pack 1:::::::*
microsoft	windows_server_2008_r2	x64-based Systems Service Pack 1	cpe:2.3:o:microsoft:windows_server_2008_r2:x64-based Systems Service Pack 1:::::::*
microsoft	windows_server_2008_r2	x64-based Systems Service Pack 1 (Server Core installation)	cpe:2.3:o:microsoft:windows_server_2008_r2:x64-based Systems Service Pack 1 (Server Core installation):::::::*