National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-8700 Detail

Current Description

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".

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N (V3 legend)
Impact Score: 3.6
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/101712 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039793 Issue Tracking Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8700 Issue Tracking Patch Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Access Control (CWE-284)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:microsoft:asp.net_core:1.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:microsoft:asp.net_core:1.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:microsoft:asp.net_core:2.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-8700
NVD Published Date:
11/14/2017
NVD Last Modified:
02/01/2018