Description
A denial of service vulnerability exists when .NET Core improperly handles web requests, aka '.NET Core Denial of Service Vulnerability'.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | .NET Core | 2.1, 2.2 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | dotnet +2 | 2.1.509-1.el8_0 | RHSA-2019:2731 |
| RHEL 8 | dotnet-host +2 | 2.1.13-1.el8_0 | RHSA-2019:2731 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Dotnet 2 | rh-dotnet21 +1 | 2.1-12.el7 | RHSA-2019:2732 |
| Red Hat Rhel Dotnet 2 | rh-dotnet21-dotnet +2 | 2.1.509-1.el7 | RHSA-2019:2732 |
| Red Hat Rhel Dotnet 2 | rh-dotnet21-dotnet-host +1 | 2.1.13-1.el7 | RHSA-2019:2732 |
| Red Hat Rhel Dotnet 2 | rh-dotnet22 +1 | 2.2-9.el7 | RHSA-2019:2732 |
| Red Hat Rhel Dotnet 2 | rh-dotnet22-dotnet +2 | 2.2.109-1.el7 | RHSA-2019:2732 |
| Red Hat Rhel Dotnet 2 | rh-dotnet22-dotnet-host +2 | 2.2.7-1.el7 | RHSA-2019:2732 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | dotnet +2 | 2.1.509-1.el8_0 | ELSA-2019-2731 |
| Oracle Linux 8 | dotnet-host +2 | 2.1.13-1.el8_0 | ELSA-2019-2731 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| NuGet | System.Management.Automation | >= 6.2.0, < 6.2.3 | 6.2.3 | GHSA-62gw-3rmj-wmp2 |
| NuGet | System.Management.Automation | >= 6.0.0, < 6.1.6 | 6.1.6 | GHSA-62gw-3rmj-wmp2 |
Advisories 3
- RHSA-2019:2731 Red Hat Security Advisory: .NET Core on Red Hat Enterprise Linux security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2019:2732 Red Hat Security Advisory: .NET Core on Red Hat Enterprise Linux security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- ELSA-2019-2731 Moderate: .NET Core on Red Hat Enterprise Linux security and bug fix update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Sep 12, 2019