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githubGitHub Advisory DatabaseGHSA-3RP6-RJW4-CQ39
HistoryMay 13, 2022 - 1:47 a.m.

Cross-origin Resource Sharing bypass in ASP.NET Core

2022-05-1301:47:40
GitHub Advisory Database
github.com
20
asp.net core
cors
bypass vulnerability

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.009

Percentile

83.1%

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”.

Affected configurations

Vulners
Node
microsoftaspnetcore.mvc.corsRange1.1.01.1.6
OR
microsoftaspnetcore.mvc.corsRange1.0.01.0.6
OR
microsoftaspnetcore.mvc.coreRange1.1.01.1.6
OR
microsoftaspnetcore.mvc.coreRange1.0.01.0.6
VendorProductVersionCPE
microsoftaspnetcore.mvc.cors*cpe:2.3:a:microsoft:aspnetcore.mvc.cors:*:*:*:*:*:*:*:*
microsoftaspnetcore.mvc.core*cpe:2.3:a:microsoft:aspnetcore.mvc.core:*:*:*:*:*:*:*:*

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.009

Percentile

83.1%