Описание
Cookie parsing failure
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'.
Ссылки
- https://nvd.nist.gov/vuln/detail/CVE-2020-1045
- https://github.com/dotnet/announcements/issues/165
- https://github.com/dotnet/aspnetcore/issues/25701
- https://github.com/dotnet/aspnetcore/issues/25701#issuecomment-689434477
- https://github.com/github/advisory-database/issues/302
- https://github.com/dotnet/aspnetcore/pull/24264
- https://access.redhat.com/errata/RHSA-2020:3699
- https://github.com/dotnet/core/blob/main/release-notes/3.1/3.1.8/3.1.8.md#changes-in-318
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LN2FUVBSVPGK7AU3NMLO3YR6CGONQPB
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ASICXQXS4M7MTAF6SGQMCLCA63DLCUT3
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5LN2FUVBSVPGK7AU3NMLO3YR6CGONQPB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ASICXQXS4M7MTAF6SGQMCLCA63DLCUT3
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1045
- https://security.snyk.io/vuln/SNYK-RHEL8-DOTNET-1439600
Пакеты
Microsoft.AspNetCore.Http
< 2.1.22
2.1.22
Microsoft.AspNetCore.App
<= 2.1.21
2.1.22
Microsoft.Owin
< 4.1.1
4.1.1
Microsoft.AspNetCore.App.Runtime.linux-arm
>= 3.1.0, < 3.1.8
3.1.8
Microsoft.AspNetCore.App.Runtime.linux-arm64
>= 3.1.0, < 3.1.8
3.1.8
Microsoft.AspNetCore.App.Runtime.linux-musl-x64
>= 3.1.0, < 3.1.8
3.1.8
Microsoft.AspNetCore.App.Runtime.linux-x64
>= 3.1.0, < 3.1.8
3.1.8
Microsoft.AspNetCore.App.Runtime.osx-x64
>= 3.1.0, < 3.1.8
3.1.8
Microsoft.AspNetCore.App.Runtime.win-arm
>= 3.1.0, < 3.1.8
3.1.8
Microsoft.AspNetCore.App.Runtime.win-x64
>= 3.1.0, < 3.1.8
3.1.8
Microsoft.AspNetCore.App.Runtime.win-x86
>= 3.1.0, < 3.1.8
3.1.8
Microsoft.AspNetCore.App.Runtime.linux-musl-arm64
>= 3.1.0, < 3.1.8
3.1.8
Microsoft.AspNetCore.App.Runtime.win-arm64
>= 3.1.5, < 3.1.8
3.1.8
Связанные уязвимости
<p>A security feature bypass vulnerability exists in the way Microsoft ASP.NET Core parses encoded cookie names.</p> <p>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.</p> <p>The security update addresses the vulnerability by fixing the way the ASP.NET Core cookie parser handles encoded names.</p>
<p>A security feature bypass vulnerability exists in the way Microsoft ASP.NET Core parses encoded cookie names.</p> <p>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.</p> <p>The security update addresses the vulnerability by fixing the way the ASP.NET Core cookie parser handles encoded names.</p>
Microsoft ASP.NET Core Security Feature Bypass Vulnerability
<p>A security feature bypass vulnerability exists in the way Microsoft ...
ELSA-2020-3699: .NET Core 3.1 security and bugfix update (IMPORTANT)