QID 91766

Date Published: 2021-05-12

QID 91766: Microsoft .NET Core Security Update May 2021

A denial of service vulnerability exists when .NET Core improperly handles web requests.
This security update is rated Important for supported versions of .NET Core.

Affected versions:
.NET 5.0 and .NET Core 3.1

QID Detection Logic (Authenticated):
The qid looks for sub directories under %programfiles%\dotnet\shared\Microsoft.NETCore.App, %programfiles(x86)%\dotnet\shared\Microsoft.NETCore.App and checks for vulnerable versions in .version file on Windows.

Successful exploitation of this vulnerability can lead to escalation of priviledges.

CVSS V3 rated as High - 7.8 severity.

CVSS V2 rated as Medium - 4.6 severity.

Solution

Customers are advised to refer to CVE-2021-31204 for more details pertaining to this vulnerability.

Vendor References

CVE-2021-31204 - msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31204

CVEs related to QID 91766

CVE-2021-31204 |

Software Advisories

Advisory ID	Software	Component	Link
CVE-2021-31204	WIndows		msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31204

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