NVD

CVE-2018-8356 Detail

Modified After Enrichment

This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.

Description

A security feature bypass vulnerability exists when Microsoft .NET Framework components do not correctly validate certificates, aka ".NET Framework Security Feature Bypass Vulnerability." This affects .NET Framework 4.7.2, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, ASP.NET Core 1.1, Microsoft .NET Framework 4.5.2, ASP.NET Core 2.0, ASP.NET Core 1.0, .NET Core 1.1, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 1.0, .NET Core 2.0, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2, Microsoft .NET Framework 4.7.2.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

NIST: NVD

Base Score: 5.5 MEDIUM

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

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 2.1 LOW

Vector: (AV:L/AC:L/Au:N/C:N/I:P/A:N)

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://www.securityfocus.com/bid/104664	CVE, Microsoft Corporation	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1041257	CVE, Microsoft Corporation	Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8356	CVE, Microsoft Corporation	Patch Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-295	Improper Certificate Validation	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

6 change records found show changes

CVE Modified by Microsoft Corporation 6/16/2026 10:04:41 PM

Action

Type

Old Value

New Value

Added

Affected

Record truncated, showing 2048 of 6463 characters.
View Entire Change Record

[{"vendor":"Microsoft","product":"Microsoft .NET Framework","versions":[{"version":"3.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2","status":"affected"},{"version":"3.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2","status":"affected"},{"version":"3.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2","status":"affected"},{"version":"3.5 on Windows 10 for 32-bit Systems","status":"affected"},{"version":"3.5 on Windows 10 for x64-based Systems","status":"affected"},{"version":"3.5 on Windows 10 Version 1607 for 32-bit Systems","status":"affected"},{"version":"3.5 on Windows 10 Version 1607 for x64-based Systems","status":"affected"},{"version":"3.5 on Windows 10 Version 1703 for 32-bit Systems","status":"affected"},{"version":"3.5 on Windows 10 Version 1703 for x64-based Systems","status":"affected"},{"version":"3.5 on Windows 10 Version 1709 for 32-bit Systems","status":"affected"},{"version":"3.5 on Windows 10 Version 1709 for x64-based Systems","status":"affected"},{"version":"3.5 on Windows 10 Version 1803 for 32-bit Systems","status":"affected"},{"version":"3.5 on Windows 10 Version 1803 for x64-based Systems","status":"affected"},{"version":"3.5 on Windows 8.1 for 32-bit systems","status":"affected"},{"version":"3.5 on Windows 8.1 for x64-based systems","status":"affected"},{"version":"3.5 on Windows Server 2012","status":"affected"},{"version":"3.5 on Windows Server 2012 (Server Core installation)","status":"affected"},{"version":"3.5 on Windows Server 2012 R2","status":"affected"},{"version":"3.5 on Windows Server 2012 R2 (Server Core installation)","status":"affected"},{"version":"3.5 on Windows Server 2016","status":"affected"},{"version":"3.5 on Windows Server 2016  (Server Core installation)","status":"affected"},{"version":"3.5 on Windows Server, version 1709  (Server Core Installation)","status":"affected"},{"version":"3.5 on Windows Server, version 1803  (Server Core Installation)","status":"affected"},{"version"

Initial Analysis by NIST 9/10/2018 11:31:13 AM

Action	Type	Old Value	New Value
Added	CVSS V3		AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Added	CVSS V2		(AV:L/AC:L/Au:N/C:N/I:P/A:N)
Added	CWE		CWE-295
Added	CPE Configuration		AND OR cpe:2.3:a:microsoft:.net_framework:3.0:sp2::::::* OR cpe:2.3:o:microsoft:windows_server_2008:-:sp2::::::
Added	CPE Configuration		AND OR cpe:2.3:a:microsoft:.net_framework:3.5.1::::::: OR cpe:2.3:o:microsoft:windows_7:-:sp1:::::: cpe:2.3:o:microsoft:windows_server_2008:r2:sp1::::::
Added	CPE Configuration		AND OR cpe:2.3:a:microsoft:.net_framework:3.5::::::: OR cpe:2.3:o:microsoft:windows_10:-:::::::* cpe:2.3:o:microsoft:windows_10:1607:::::::* cpe:2.3:o:microsoft:windows_10:1703:::::::* cpe:2.3:o:microsoft:windows_10:1709:::::::* cpe:2.3:o:microsoft:windows_10:1803:::::::* cpe:2.3:o:microsoft:windows_8.1:::::::: cpe:2.3:o:microsoft:windows_server:1803:::::::* cpe:2.3:o:microsoft:windows_server_2012:::::::: cpe:2.3:o:microsoft:windows_server_2012:r2:::::::* cpe:2.3:o:microsoft:windows_server_2016::::::::
Added	CPE Configuration		AND OR cpe:2.3:a:microsoft:.net_framework:4.5.2::::::: OR cpe:2.3:o:microsoft:windows_7:-:sp1:::::: cpe:2.3:o:microsoft:windows_8.1:::::::: cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::* cpe:2.3:o:microsoft:windows_server_2008::sp2::::::* cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::: cpe:2.3:o:microsoft:windows_server_2012:::::::: cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*
Added	CPE Configuration		AND OR cpe:2.3:a:microsoft:.net_framework:4.6.2::::::: cpe:2.3:a:microsoft:.net_framework:4.7::::::: cpe:2.3:a:microsoft:.net_framework:4.7.1::::::: cpe:2.3:a:microsoft:.net_framework:4.7.2::::::: OR cpe:2.3:o:microsoft:windows_10:1607:::::::* cpe:2.3:o:microsoft:windows_server_2016:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:a:microsoft:.net_framework:4.6::::::: cpe:2.3:a:microsoft:.net_framework:4.6.1::::::: cpe:2.3:a:microsoft:.net_framework:4.6.2::::::: cpe:2.3:a:microsoft:.net_framework:4.7::::::: cpe:2.3:a:microsoft:.net_framework:4.7.1::::::: cpe:2.3:a:microsoft:.net_framework:4.7.2::::::: OR cpe:2.3:o:microsoft:windows_7:-:sp1:::::: cpe:2.3:o:microsoft:windows_8.1:::::::: cpe:2.3:o:microsoft:windows_rt_8.1:-:::::::* cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::: cpe:2.3:o:microsoft:windows_server_2012:::::::: cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*
Added	CPE Configuration		AND OR cpe:2.3:a:microsoft:.net_framework:4.6::::::: cpe:2.3:a:microsoft:.net_framework:4.6.1::::::: cpe:2.3:a:microsoft:.net_framework:4.6.2::::::: OR cpe:2.3:o:microsoft:windows_10:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:a:microsoft:.net_framework:4.6::::::: OR cpe:2.3:o:microsoft:windows_server_2008::sp2::::::*
Added	CPE Configuration		AND OR cpe:2.3:a:microsoft:.net_framework:4.7.2::::::: OR cpe:2.3:o:microsoft:windows_10:1803:::::::* cpe:2.3:o:microsoft:windows_server:1803:::::::*
Added	CPE Configuration		OR cpe:2.3:a:microsoft:.net_core:1.0::::::: cpe:2.3:a:microsoft:.net_core:1.1::::::: cpe:2.3:a:microsoft:.net_core:2.0:::::::
Added	CPE Configuration		OR cpe:2.3:a:microsoft:.net_framework_developer_pack:4.7.2:::::::
Added	CPE Configuration		OR cpe:2.3:a:microsoft:asp.net_core:1.0::::::: cpe:2.3:a:microsoft:asp.net_core:1.1::::::: cpe:2.3:a:microsoft:asp.net_core:2.0:::::::
Added	CPE Configuration		OR cpe:2.3:a:microsoft:powershell_core:6.0::::::: cpe:2.3:a:microsoft:powershell_core:6.1:::::::
Changed	Reference Type	http://www.securityfocus.com/bid/104664 No Types Assigned	http://www.securityfocus.com/bid/104664 Third Party Advisory, VDB Entry
Changed	Reference Type	http://www.securitytracker.com/id/1041257 No Types Assigned	http://www.securitytracker.com/id/1041257 Third Party Advisory, VDB Entry
Changed	Reference Type	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8356 No Types Assigned	https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8356 Patch, Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2018-8356
NVD Published Date:
07/10/2018
NVD Last Modified:
06/16/2026
Source:
Microsoft Corporation

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2018-8356 Detail

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by Microsoft Corporation 6/16/2026 10:04:41 PM

CVE Modified by CVE 11/20/2024 11:13:40 PM

CVE Modified by Microsoft Corporation 5/14/2024 1:27:47 AM

CPE Deprecation Remap by NIST 5/23/2022 1:29:14 PM

Initial Analysis by NIST 9/10/2018 11:31:13 AM

CVE Modified by Microsoft Corporation 7/11/2018 9:29:06 PM

Quick Info