CVE-2017-8700
First published: Wed Nov 15 2017(Updated: )
ASP.NET Core 1.0, 1.1, and 2.0 allow an attacker to bypass Cross-origin Resource Sharing (CORS) configurations and retrieve normally restricted content from a web application, aka "ASP.NET Core Information Disclosure Vulnerability".
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 |
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Reference Links
Frequently Asked Questions
What is CVE-2017-8700?
CVE-2017-8700 is a vulnerability in ASP.NET Core 1.0, 1.1, and 2.0 that allows an attacker to bypass Cross-origin Resource Sharing (CORS) configurations and access restricted content from a web application.
How severe is CVE-2017-8700?
CVE-2017-8700 has a severity rating of 7.5 (high).
How can an attacker exploit CVE-2017-8700?
An attacker can exploit CVE-2017-8700 by bypassing Cross-origin Resource Sharing (CORS) configurations and retrieving restricted content from a vulnerable ASP.NET Core web application.
Which versions of ASP.NET Core are affected by CVE-2017-8700?
ASP.NET Core 1.0, 1.1, and 2.0 are affected by CVE-2017-8700.
Is there a fix for CVE-2017-8700?
Yes, a patch or update is available to fix the vulnerability. It is recommended to update to a secure version of ASP.NET Core.
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