CVE-2017-11879

Description

ASP.NET Core 2.0 allows an attacker to steal log-in session information such as cookies or authentication tokens via a specially crafted URL aka "ASP.NET Core Elevation Of Privilege Vulnerability".

Category

8.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 6.00% Top 10%
Vendor Advisory microsoft.com
Affected: Microsoft Corporation ASP.NET Core
Published at:
Updated at:

References

Link Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11879 issue tracking patch vendor advisory
http://www.securityfocus.com/bid/101713 vdb entry third party advisory
http://www.securitytracker.com/id/1039793 issue tracking vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-11879?
CVE-2017-11879 has been scored as a high severity vulnerability.
How to fix CVE-2017-11879?
To fix CVE-2017-11879, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-11879 being actively exploited in the wild?
It is possible that CVE-2017-11879 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-11879?
CVE-2017-11879 affects Microsoft Corporation ASP.NET Core.
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