Vulnerability DatabaseCVE-2018-8356
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CVE-2018-8356
July 11, 2018
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.
Affected Packages
system.servicemodel.http (NUGET):
Affected version(s) >=4.4.0 <4.4.4
Fix Suggestion:
Update to version 4.4.4
system.servicemodel.duplex (NUGET):
Affected version(s) >=4.0.0 <4.0.4
Fix Suggestion:
Update to version 4.0.4
system.servicemodel.primitives (NUGET):
Affected version(s) >=4.5.0 <4.5.3
Fix Suggestion:
Update to version 4.5.3
system.servicemodel.http (NUGET):
Affected version(s) >=4.3.0 <4.3.3
Fix Suggestion:
Update to version 4.3.3
system.servicemodel.security (NUGET):
Affected version(s) >=4.3.0 <4.3.3
Fix Suggestion:
Update to version 4.3.3
system.private.servicemodel (NUGET):
Affected version(s) >=4.0.0 <4.1.3
Fix Suggestion:
Update to version 4.1.3
system.servicemodel.duplex (NUGET):
Affected version(s) >=4.5.0 <4.5.3
Fix Suggestion:
Update to version 4.5.3
system.servicemodel.nettcp (NUGET):
Affected version(s) >=4.0.0 <4.1.3
Fix Suggestion:
Update to version 4.1.3
system.servicemodel.duplex (NUGET):
Affected version(s) >=4.4.0 <4.4.4
Fix Suggestion:
Update to version 4.4.4
system.private.servicemodel (NUGET):
Affected version(s) >=4.5.0 <4.5.3
Fix Suggestion:
Update to version 4.5.3
system.servicemodel.nettcp (NUGET):
Affected version(s) >=4.3.0 <4.3.3
Fix Suggestion:
Update to version 4.3.3
system.servicemodel.nettcp (NUGET):
Affected version(s) >=4.5.0 <4.5.3
Fix Suggestion:
Update to version 4.5.3
system.servicemodel.security (NUGET):
Affected version(s) >=4.0.0 <4.0.4
Fix Suggestion:
Update to version 4.0.4
system.private.servicemodel (NUGET):
Affected version(s) >=4.4.0 <4.4.4
Fix Suggestion:
Update to version 4.4.4
system.servicemodel.duplex (NUGET):
Affected version(s) >=4.3.0 <4.3.3
Fix Suggestion:
Update to version 4.3.3
system.private.servicemodel (NUGET):
Affected version(s) >=4.3.0 <4.3.3
Fix Suggestion:
Update to version 4.3.3
system.servicemodel.security (NUGET):
Affected version(s) >=4.5.0 <4.5.3
Fix Suggestion:
Update to version 4.5.3
system.servicemodel.security (NUGET):
Affected version(s) >=4.4.0 <4.4.4
Fix Suggestion:
Update to version 4.4.4
system.servicemodel.primitives (NUGET):
Affected version(s) >=4.0.0 <4.1.3
Fix Suggestion:
Update to version 4.1.3
system.servicemodel.http (NUGET):
Affected version(s) >=4.5.0 <4.5.3
Fix Suggestion:
Update to version 4.5.3
system.servicemodel.http (NUGET):
Affected version(s) >=4.0.0 <4.1.3
Fix Suggestion:
Update to version 4.1.3
system.servicemodel.primitives (NUGET):
Affected version(s) >=4.3.0 <4.3.3
Fix Suggestion:
Update to version 4.3.3
system.servicemodel.nettcp (NUGET):
Affected version(s) >=4.4.0 <4.4.4
Fix Suggestion:
Update to version 4.4.4
system.servicemodel.primitives (NUGET):
Affected version(s) >=4.4.0 <4.4.4
Fix Suggestion:
Update to version 4.4.4
Related Resources (6)
https://nvd.nist.gov/vuln/detail/CVE-2018-8356
https://github.com/dotnet/announcements/issues/73
http://www.securityfocus.com/bid/104664
http://www.securitytracker.com/id/1041257
https://github.com/github/advisory-database/issues/302
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8356
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CVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
CVSS v2
Base Score:
2.1
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Weakness Type (CWE)
Improper Certificate Validation
CWE-295
EPSS
Base Score:
0.23