Attacker Value
Unknown
0
CVE-2018-8356
0
CVE ID
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CVE-2018-8356
(Last updated October 06, 2023) ▾
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Collection
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Command and Control
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Credential Access
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Defense Evasion
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Discovery
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Execution
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Exfiltration
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Impact
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Initial Access
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Lateral Movement
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Persistence
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Privilege Escalation
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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 4.6.2/4.7/4.7.¼.7.2, 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 4.6/4.6.¼.6.2, .NET Core 1.0, .NET Core 2.0, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.¼.6.2/4.7/4.7.¼.7.¼.7.2, Microsoft .NET Framework 4.7.2.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
5.5 Medium
Impact Score:
3.6
Exploitability Score:
1.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
High
Availability (A):
None
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
Microsoft .NET Framework 3.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2
Microsoft .NET Framework 3.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2
Microsoft .NET Framework 3.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2
Microsoft .NET Framework 3.5 on Windows 10 for 32-bit Systems
Microsoft .NET Framework 3.5 on Windows 10 for x64-based Systems
Microsoft .NET Framework 3.5 on Windows 10 Version 1607 for 32-bit Systems
Microsoft .NET Framework 3.5 on Windows 10 Version 1607 for x64-based Systems
Microsoft .NET Framework 3.5 on Windows 10 Version 1703 for 32-bit Systems
Microsoft .NET Framework 3.5 on Windows 10 Version 1703 for x64-based Systems
Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for 32-bit Systems
Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for x64-based Systems
Microsoft .NET Framework 3.5 on Windows 10 Version 1803 for 32-bit Systems
Microsoft .NET Framework 3.5 on Windows 10 Version 1803 for x64-based Systems
Microsoft .NET Framework 3.5 on Windows 8.1 for 32-bit systems
Microsoft .NET Framework 3.5 on Windows 8.1 for x64-based systems
Microsoft .NET Framework 3.5 on Windows Server 2012
Microsoft .NET Framework 3.5 on Windows Server 2012 (Server Core installation)
Microsoft .NET Framework 3.5 on Windows Server 2012 R2
Microsoft .NET Framework 3.5 on Windows Server 2012 R2 (Server Core installation)
Microsoft .NET Framework 3.5 on Windows Server 2016
Microsoft .NET Framework 3.5 on Windows Server 2016 (Server Core installation)
Microsoft .NET Framework 3.5 on Windows Server, version 1709 (Server Core Installation)
Microsoft .NET Framework 3.5 on Windows Server, version 1803 (Server Core Installation)
Microsoft .NET Framework 3.5.1 on Windows 7 for 32-bit Systems Service Pack 1
Microsoft .NET Framework 3.5.1 on Windows 7 for x64-based Systems Service Pack 1
Microsoft .NET Framework 3.5.1 on Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
Microsoft .NET Framework 3.5.1 on Windows Server 2008 R2 for x64-based Systems Service Pack 1
Microsoft .NET Framework 3.5.1 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Microsoft .NET Framework 4.5.2 on Windows 7 for 32-bit Systems Service Pack 1
Microsoft .NET Framework 4.5.2 on Windows 7 for x64-based Systems Service Pack 1
Microsoft .NET Framework 4.5.2 on Windows 8.1 for 32-bit systems
Microsoft .NET Framework 4.5.2 on Windows 8.1 for x64-based systems
Microsoft .NET Framework 4.5.2 on Windows RT 8.1
Microsoft .NET Framework 4.5.2 on Windows Server 2008 for 32-bit Systems Service Pack 2
Microsoft .NET Framework 4.5.2 on Windows Server 2008 for x64-based Systems Service Pack 2
Microsoft .NET Framework 4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1
Microsoft .NET Framework 4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Microsoft .NET Framework 4.5.2 on Windows Server 2012
Microsoft .NET Framework 4.5.2 on Windows Server 2012 (Server Core installation)
Microsoft .NET Framework 4.5.2 on Windows Server 2012 R2
Microsoft .NET Framework 4.5.2 on Windows Server 2012 R2 (Server Core installation)
Microsoft .NET Framework 4.6 on Windows Server 2008 for 32-bit Systems Service Pack 2
Microsoft .NET Framework 4.6 on Windows Server 2008 for x64-based Systems Service Pack 2
Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for 32-bit Systems
Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for x64-based Systems
Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016
Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 (Server Core installation)
Microsoft .NET Framework 4.6/4.6.1/4.6.2 on Windows 10 for 32-bit Systems
Microsoft .NET Framework 4.6/4.6.1/4.6.2 on Windows 10 for x64-based Systems
Microsoft .NET Framework 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
Microsoft .NET Framework 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
Microsoft .NET Framework 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
Microsoft .NET Framework 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
Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows RT 8.1
Microsoft .NET Framework 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
Microsoft .NET Framework 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)
Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012
Microsoft .NET Framework 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)
Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2 on Windows Server 2012 R2
Microsoft .NET Framework 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)
Microsoft .NET Framework 4.7.2 on Windows 10 Version 1803 for 32-bit Systems
Microsoft .NET Framework 4.7.2 on Windows 10 Version 1803 for x64-based Systems
Microsoft .NET Framework 4.7.2 on Windows Server, version 1803 (Server Core Installation)
.NET Core 1.0
.NET Core 1.1
.NET Core 2.0
ASP.NET Core 1.0
ASP.NET Core 1.1
ASP.NET Core 2.0
.NET Framework 4.7.2 Developer Pack
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- microsoft
Products
- .net core 1.0,
- .net core 1.1,
- .net core 2.0,
- .net framework 3.0,
- .net framework 3.5,
- .net framework 3.5.1,
- .net framework 4.5.2,
- .net framework 4.6,
- .net framework 4.6.1,
- .net framework 4.6.2,
- .net framework 4.7,
- .net framework 4.7.1,
- .net framework 4.7.2,
- .net framework developer pack 4.7.2,
- asp.net core 1.0,
- asp.net core 1.1,
- asp.net core 2.0,
- powershell core 6.0,
- powershell core 6.1
References
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Emergent Threat Response
Report as Exploited in the Wild
CVE ID
AttackerKB requires a CVE ID in order to pull vulnerability data and references from the CVE list and the National Vulnerability Database. If available, please supply below:
