PT-2017-18481 · Microsoft · Asp.Net Core

Published 2017-11-15 · Updated 2022-05-13 · CVE-2017-8700

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions ASP.NET Core versions 1.0 through 2.0

Description The issue allows an attacker to bypass Cross-origin Resource Sharing (CORS) configurations and retrieve normally restricted content from a web application.

Recommendations For ASP.NET Core versions 1.0 through 2.0, update to a version that includes a fix for this issue to prevent attackers from bypassing CORS configurations.

Fix

Related Identifiers

CVE-2017-8700

GHSA-3RP6-RJW4-CQ39

Affected Products

Asp.Net Core

References · 8

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8700 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-3rp6-rjw4-cq39 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-8700 · Security Note
• https://osv.dev/vulnerability/CVE-2017-8700 · Vendor Advisory
• https://github.com/github/advisory-database/issues/302 · Note
• https://github.com/aspnet/Announcements/issues/279 · Note
• http://securityfocus.com/bid/101712 · Note
• http://securitytracker.com/id/1039793 · Note