A denial of service vulnerability exists when .NET Core improperly handles web requests…
Priority MEDIUM 41Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat.
Summary
A denial of service vulnerability exists when .NET Core improperly handles web requests, aka '.NET Core Denial of Service Vulnerability'.
Why it matters now
EPSS 0.0533 92nd percentileScored 2026-11-07
Fix Fixed System.Management.Automation (NuGet): 6.2.3, 6.1.6Red Hat: 2 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Microsoft | .NET Core | 2.1; 2.2 | — | No fix listed | CNA |
| — | System.Management.Automation (NuGet) | 6.2.0 to before 6.2.3 | 6.2.3 | Patch available | GHSA-62gw-3rmj-wmp2 |
| — | System.Management.Automation (NuGet) | 6.0.0 to before 6.1.6 | 6.1.6 | Patch available | GHSA-62gw-3rmj-wmp2 |
- .NET Core VendorMicrosoft Affected 2.1; 2.2 Fixed in — No fix listed CNA
- System.Management.Automation (NuGet) Vendor— Affected 6.2.0 to before 6.2.3 Fixed in 6.2.3 Patch available GHSA-62gw-3rmj-wmp2
- System.Management.Automation (NuGet) Vendor— Affected 6.0.0 to before 6.1.6 Fixed in 6.1.6 Patch available GHSA-62gw-3rmj-wmp2
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:.net_core:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_core:2.2:*:*:*:*:*:*:* | 2.2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:powershell_core:6.1:*:*:*:*:*:*:* | 6.1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:powershell_core:6.2:*:*:*:*:*:*:* | 6.2 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:.net_core:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_core:2.2:*:*:*:*:*:*:* Versions 2.2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:powershell_core:6.1:*:*:*:*:*:*:* Versions 6.1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:powershell_core:6.2:*:*:*:*:*:*:* Versions 6.2 Vulnerable ·Microsoft
Remediation
- Fix · GHSA-62gw-3rmj-wmp2 System.Management.Automation (NuGet) Fixed in 6.2.3 Advisory →
- Fix · GHSA-62gw-3rmj-wmp2 System.Management.Automation (NuGet) Fixed in 6.1.6 Advisory →
Red Hat 2 advisories
- RHSA-2019:2731 Released 2019-09-12 · Red Hat rating Moderate.NET Core on Red Hat Enterprise Linux security and bug fix update
- Red Hat Enterprise Linux AppStream (v. 8) dotnet-2.1.509-1.el8_0, dotnet-host-2.1.13-1.el8_0, dotnet-host-fxr-2.1-2.1.13-1.el8_0 +3
- RHSA-2019:2732 Released 2019-09-12 · Red Hat rating Moderate.NET Core on Red Hat Enterprise Linux security and bug fix update
- .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7) rh-dotnet21-2.1-12.el7, rh-dotnet21-dotnet-2.1.509-1.el7, rh-dotnet21-dotnet-host-2.1.13-1.el7 +12
- .NET Core on Red Hat Enterprise Linux Server (v. 7) rh-dotnet21-2.1-12.el7, rh-dotnet21-dotnet-2.1.509-1.el7, rh-dotnet21-dotnet-host-2.1.13-1.el7 +12
- .NET Core on Red Hat Enterprise Linux Workstation (v. 7) rh-dotnet21-2.1-12.el7, rh-dotnet21-dotnet-2.1.509-1.el7, rh-dotnet21-dotnet-host-2.1.13-1.el7 +12
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2019:2732 |
| .NET Core on Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2019:2732 |
| .NET Core on Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2019:2732 |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2019:2731 |
Timeline
- 2026-10-02 Threatist record created from CVE-2019-1301
- 2026-10-03 Alias added: GHSA-62gw-3rmj-wmp2
References
Advisory 2
More Microsoft .net Core vulnerabilities
- TI-2020-01112 A remote code execution vulnerability exists in .NET Framework, Microsoft SharePoint, and… KEVCVSS 3.1HIGH 7.8
- TI-2021-08380 .NET Core Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2020-00583 Improper input validation in Microsoft .NET Core CVSS 3.1HIGH 8.8
- TI-2020-00582 Improper input validation in Microsoft .NET Core CVSS 3.1HIGH 8.8
- TI-2021-06407 .NET Core Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2022-11690 .NET and Visual Studio Denial of Service Vulnerability CVSS 3.1HIGH 7.5
Sources
- CVE-2019-1301 · CVE Program
- CVE-2019-1301 · NVD
- FIRST EPSS
- GHSA-62gw-3rmj-wmp2 · GitHub Advisory Database · CC BY 4.0
- CVE-2019-1301 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences