HIGH 7.5
GHSA-hxrm-9w7p-39cc
Cookie parsing failure
Details
A security feature bypass vulnerability exists in the way Microsoft ASP.NET Core parses encoded cookie names.The ASP.NET Core cookie parser decodes entire cookie strings which could allow a malicious attacker to set a second cookie with the name being percent encoded.The security update addresses the vulnerability by fixing the way the ASP.NET Core cookie parser handles encoded names., aka 'Microsoft ASP.NET Core Security Feature Bypass Vulnerability'.
Are you affected?
Enter the version of the package you're using.
Affected packages
NuGet / Microsoft.AspNetCore.Http
Introduced in:
0 Fixed in: 2.1.22 Fix
dotnet add package Microsoft.AspNetCore.Http --version 2.1.22 NuGet / Microsoft.AspNetCore.App
Introduced in:
0 Fixed in: 2.1.22 Fix
dotnet add package Microsoft.AspNetCore.App --version 2.1.22 NuGet / Microsoft.Owin
Introduced in:
0 Fixed in: 4.1.1 Fix
dotnet add package Microsoft.Owin --version 4.1.1 NuGet / Microsoft.AspNetCore.App.Runtime.linux-arm
Introduced in:
3.1.0 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.linux-arm --version 3.1.8 NuGet / Microsoft.AspNetCore.App.Runtime.linux-arm64
Introduced in:
3.1.0 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.linux-arm64 --version 3.1.8 NuGet / Microsoft.AspNetCore.App.Runtime.linux-musl-x64
Introduced in:
3.1.0 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.linux-musl-x64 --version 3.1.8 NuGet / Microsoft.AspNetCore.App.Runtime.linux-x64
Introduced in:
3.1.0 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.linux-x64 --version 3.1.8 NuGet / Microsoft.AspNetCore.App.Runtime.osx-x64
Introduced in:
3.1.0 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.osx-x64 --version 3.1.8 NuGet / Microsoft.AspNetCore.App.Runtime.win-arm
Introduced in:
3.1.0 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.win-arm --version 3.1.8 NuGet / Microsoft.AspNetCore.App.Runtime.win-x64
Introduced in:
3.1.0 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.win-x64 --version 3.1.8 NuGet / Microsoft.AspNetCore.App.Runtime.win-x86
Introduced in:
3.1.0 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.win-x86 --version 3.1.8 NuGet / Microsoft.AspNetCore.App.Runtime.linux-musl-arm64
Introduced in:
3.1.0 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 --version 3.1.8 NuGet / Microsoft.AspNetCore.App.Runtime.win-arm64
Introduced in:
3.1.5 Fixed in: 3.1.8 Fix
dotnet add package Microsoft.AspNetCore.App.Runtime.win-arm64 --version 3.1.8 References
- https://nvd.nist.gov/vuln/detail/CVE-2020-1045 [ADVISORY]
- https://github.com/dotnet/announcements/issues/165 [WEB]
- https://github.com/dotnet/aspnetcore/issues/25701 [WEB]
- https://github.com/dotnet/aspnetcore/issues/25701#issuecomment-689434477 [WEB]
- https://github.com/github/advisory-database/issues/302 [WEB]
- https://github.com/dotnet/aspnetcore/pull/24264 [WEB]
- https://access.redhat.com/errata/RHSA-2020:3699 [WEB]
- https://github.com/dotnet/core/blob/main/release-notes/3.1/3.1.8/3.1.8.md#changes-in-318 [WEB]
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LN2FUVBSVPGK7AU3NMLO3YR6CGONQPB [WEB]
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ASICXQXS4M7MTAF6SGQMCLCA63DLCUT3 [WEB]
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5LN2FUVBSVPGK7AU3NMLO3YR6CGONQPB [WEB]
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ASICXQXS4M7MTAF6SGQMCLCA63DLCUT3 [WEB]
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1045 [WEB]
- https://security.snyk.io/vuln/SNYK-RHEL8-DOTNET-1439600 [WEB]