An information disclosure vulnerability exists in .NET Framework and .NET Core which allows bypassing Cross-origin Resource Sharing (CORS) configurations, aka “.NET Framework Information Disclosure Vulnerability.” This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7/4.7.1/4.7.2, .NET Core 2.1, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 2.2, Microsoft .NET Framework 4.7.2.
References
- https://nvd.nist.gov/vuln/detail/CVE-2019-0545
- https://access.redhat.com/errata/RHSA-2019:0040
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0545
- http://www.securityfocus.com/bid/106405
- https://github.com/dotnet/announcements/issues/94
- https://github.com/advisories/GHSA-2xjx-v99w-gqf3