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CVE-2017-11879

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Date: November 14, 2017

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".

Language: C#

Severity Score

Related Resources (7)

https://nvd.nist.gov/vuln/detail/CVE-2017-11879
http://www.securityfocus.com/bid/101713
https://github.com/github/advisory-database/issues/302
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11879
http://www.securitytracker.com/id/1039793
https://github.com/aspnet/Announcements/issues/277
https://www.mend.io/vulnerability-database/CVE-2017-11879

Severity Score

Weakness Type (CWE)

URL Redirection to Untrusted Site ('Open Redirect')

CWE-601

Top Fix

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Upgrade to version microsoft.aspnetcore.all - 2.0.3;microsoft.aspnetcore.mvc.core - 2.0.1

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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