CVE-2018-8356 - Vulnerability Details

- Core: incorrect certificates validation

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.

Published: 2018-07-11

Score: 5.5 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Microsoft

Microsoft .NET Framework

affected

Version	Status	Constraints
`3.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2`	affected	—
`3.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2`	affected	—
`3.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2`	affected	—
`3.5 on Windows 10 for 32-bit Systems`	affected	—
`3.5 on Windows 10 for x64-based Systems`	affected	—
`3.5 on Windows 10 Version 1607 for 32-bit Systems`	affected	—
`3.5 on Windows 10 Version 1607 for x64-based Systems`	affected	—
`3.5 on Windows 10 Version 1703 for 32-bit Systems`	affected	—
`3.5 on Windows 10 Version 1703 for x64-based Systems`	affected	—
`3.5 on Windows 10 Version 1709 for 32-bit Systems`	affected	—
`3.5 on Windows 10 Version 1709 for x64-based Systems`	affected	—
`3.5 on Windows 10 Version 1803 for 32-bit Systems`	affected	—
`3.5 on Windows 10 Version 1803 for x64-based Systems`	affected	—
`3.5 on Windows 8.1 for 32-bit systems`	affected	—
`3.5 on Windows 8.1 for x64-based systems`	affected	—
`3.5 on Windows Server 2012`	affected	—
`3.5 on Windows Server 2012 (Server Core installation)`	affected	—
`3.5 on Windows Server 2012 R2`	affected	—
`3.5 on Windows Server 2012 R2 (Server Core installation)`	affected	—
`3.5 on Windows Server 2016`	affected	—
`3.5 on Windows Server 2016 (Server Core installation)`	affected	—
`3.5 on Windows Server, version 1709 (Server Core Installation)`	affected	—
`3.5 on Windows Server, version 1803 (Server Core Installation)`	affected	—
`3.5.1 on Windows 7 for 32-bit Systems Service Pack 1`	affected	—
`3.5.1 on Windows 7 for x64-based Systems Service Pack 1`	affected	—
`3.5.1 on Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1`	affected	—
`3.5.1 on Windows Server 2008 R2 for x64-based Systems Service Pack 1`	affected	—
`3.5.1 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)`	affected	—
`4.5.2 on Windows 7 for 32-bit Systems Service Pack 1`	affected	—
`4.5.2 on Windows 7 for x64-based Systems Service Pack 1`	affected	—
`4.5.2 on Windows 8.1 for 32-bit systems`	affected	—
`4.5.2 on Windows 8.1 for x64-based systems`	affected	—
`4.5.2 on Windows RT 8.1`	affected	—
`4.5.2 on Windows Server 2008 for 32-bit Systems Service Pack 2`	affected	—
`4.5.2 on Windows Server 2008 for x64-based Systems Service Pack 2`	affected	—
`4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1`	affected	—
`4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)`	affected	—
`4.5.2 on Windows Server 2012`	affected	—
`4.5.2 on Windows Server 2012 (Server Core installation)`	affected	—
`4.5.2 on Windows Server 2012 R2`	affected	—
`4.5.2 on Windows Server 2012 R2 (Server Core installation)`	affected	—
`4.6 on Windows Server 2008 for 32-bit Systems Service Pack 2`	affected	—
`4.6 on Windows Server 2008 for x64-based Systems Service Pack 2`	affected	—
`4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for 32-bit Systems`	affected	—
`4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for x64-based Systems`	affected	—
`4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016`	affected	—
`4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 (Server Core installation)`	affected	—
`4.6/4.6.1/4.6.2 on Windows 10 for 32-bit Systems`	affected	—
`4.6/4.6.1/4.6.2 on Windows 10 for x64-based Systems`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 7 for 32-bit Systems Service Pack 1`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 7 for x64-based Systems Service Pack 1`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 8.1 for 32-bit systems`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows 8.1 for x64-based systems`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows RT 8.1`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 (Server Core installation)`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 R2`	affected	—
`4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 R2 (Server Core installation)`	affected	—
`4.7.2 on Windows 10 Version 1803 for 32-bit Systems`	affected	—
`4.7.2 on Windows 10 Version 1803 for x64-based Systems`	affected	—
`4.7.2 on Windows Server, version 1803 (Server Core Installation)`	affected	—

Microsoft

.NET Core

affected

Version	Status	Constraints
`1.0`	affected	—
`1.1`	affected	—
`2.0`	affected	—

Microsoft

ASP.NET Core

affected

Version	Status	Constraints
`1.0`	affected	—
`1.1`	affected	—
`2.0`	affected	—

Microsoft

.NET Framework

affected

Version	Status	Constraints
`4.7.2 Developer Pack`	affected	—

Configuration 1 [-]

AND

cpe:2.3:a:microsoft:.net_framework:3.0:sp2:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*

Configuration 2 [-]

AND

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::::::::

Configuration 3 [-]

AND

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::::::

Configuration 4 [-]

AND

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:::::::*

Configuration 5 [-]

AND

cpe:2.3:a:microsoft:.net_framework:4.6:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*

Configuration 6 [-]

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:-:::::::*

Configuration 7 [-]

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:o:microsoft:windows_10:-:*:*:*:*:*:*:*

Configuration 8 [-]

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:::::::*

Configuration 9 [-]

AND

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:::::::*

Configuration 10 [-]

OR	cpe:2.3:a:microsoft:powershell_core:6.0:::::::*
	cpe:2.3:a:microsoft:powershell_core:6.1:::::::*

Configuration 11 [-]

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:::::::*

Configuration 12 [-]

cpe:2.3:a:microsoft:.net_framework_developer_pack:4.7.2:*:*:*:*:*:*:*

Configuration 13 [-]

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:::::::*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-4735	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.
Github GHSA	GHSA-p9wx-v264-q34p	Improper Certificate Validation in Microsoft .NET Framework components

No CVSS v4.0

No CVSS v3.1

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00212.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.securityfocus.com/bid/104664
http://www.securitytracker.com/id/1041257
https://nvd.nist.gov/vuln/detail/CVE-2018-8356
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8356
https://www.cve.org/CVERecord?id=CVE-2018-8356

History

No history.

Subscriptions

Microsoft .net Core .net Framework .net Framework Developer Pack Asp.net Core Powershell Core Windows 10 Windows 7 Windows 8.1 Windows Rt 8.1 Windows Server Windows Server 2008 Windows Server 2012 Windows Server 2016

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2018-07-11T00:00:00.000Z

Updated: 2024-08-05T06:54:36.082Z

Reserved: 2018-03-14T00:00:00.000Z

Link: CVE-2018-8356

Vulnrichment

No data.

NVD

Status : Modified

Published: 2018-07-11T00:29:02.587

Modified: 2024-11-21T04:13:40.677

Link: CVE-2018-8356

Redhat

Severity : Moderate

Publid Date: 2018-07-10T00:00:00Z

Links: CVE-2018-8356 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

CWE-295

Tracking

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

Subscriptions

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