What is CVE-2018-8171?

CVE-2018-8171 is a Security Feature Bypass vulnerability in ASP.NET when the number of incorrect login attempts is not validated.

Which software is affected by CVE-2018-8171?

CVE-2018-8171 affects ASP.NET, ASP.NET Core 1.0, ASP.NET Core 1.1, ASP.NET Core 2.0, and ASP.NET MVC 5.2.

What is the severity of CVE-2018-8171?

CVE-2018-8171 has a severity rating of 7.5 (high).

How can I fix CVE-2018-8171?

To fix CVE-2018-8171, apply the necessary security updates provided by Microsoft.

Where can I find more information about CVE-2018-8171?

You can find more information about CVE-2018-8171 on the following websites: [SecurityFocus](http://www.securityfocus.com/bid/104659), [SecurityTracker](http://www.securitytracker.com/id/1041267), and [Microsoft Security Guidance](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8171).

Vulnerability/
CVE-2018-8171

high

7.5

CWE

287

11/7/2018

5/8/2024

CVE-2018-8171

First published: Wed Jul 11 2018(Updated: )

A Security Feature Bypass vulnerability exists in ASP.NET when the number of incorrect login attempts is not validated, aka "ASP.NET Security Feature Bypass Vulnerability." This affects ASP.NET, ASP.NET Core 1.1, ASP.NET Core 1.0, ASP.NET Core 2.0, ASP.NET MVC 5.2.

Credit: secure@microsoft.com

Affected Software	Affected Version	How to fix
Microsoft ASP.NET Core	=1.0
Microsoft ASP.NET Core	=1.1
Microsoft ASP.NET Core	=2.0
Microsoft ASP.NET Model View Controller	=5.2
Microsoft Asp.net Webpages	=3.2.3

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8171

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is CVE-2018-8171?
CVE-2018-8171 is a Security Feature Bypass vulnerability in ASP.NET when the number of incorrect login attempts is not validated.
Which software is affected by CVE-2018-8171?
CVE-2018-8171 affects ASP.NET, ASP.NET Core 1.0, ASP.NET Core 1.1, ASP.NET Core 2.0, and ASP.NET MVC 5.2.
What is the severity of CVE-2018-8171?
CVE-2018-8171 has a severity rating of 7.5 (high).
How can I fix CVE-2018-8171?
To fix CVE-2018-8171, apply the necessary security updates provided by Microsoft.
Where can I find more information about CVE-2018-8171?
You can find more information about CVE-2018-8171 on the following websites: [SecurityFocus](http://www.securityfocus.com/bid/104659), [SecurityTracker](http://www.securitytracker.com/id/1041267), and [Microsoft Security Guidance](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8171).

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vendor/microsoft
canonical/microsoft asp.net core
version/microsoft asp.net core/1.0
version/microsoft asp.net core/1.1
version/microsoft asp.net core/2.0
canonical/microsoft asp.net model view controller
version/microsoft asp.net model view controller/5.2
canonical/microsoft asp.net webpages
version/microsoft asp.net webpages/3.2.3

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