CVE EVIDENCE REVIEW
ReviewHighEvidence review

CVE-2023-35391 evidence review

Microsoft .NET 6.0, .NET 7.0, ASP.NET Core 2.1

CVE-2023-35391 affects Microsoft .NET 6.0, .NET 7.0, ASP.NET Core 2.1. Review the CVSS score, exploitation signals, affected versions, remediation status, and linked source material before making a change.

Open CVE record
Evidence review

This record remains available for product and version identification, but it is not presented as a complete remediation procedure. Confirm the affected range and the supported fix in a direct vendor advisory before changing production systems.

ProductMicrosoft .NET 6.0, .NET 7.0, ASP.NET Core 2.1
Affected versions>= 6.0.0 < 6.0.21, >= 7.0.0 < 7.0.10, >= 2.0 < 2.1.40, >= 17.2.0 < 17.2.18, >= 17.4.0 < 17.4.10, >= 17.6.0 < 17.6.6, >= 2.1 < 2.1.40
Fixed versions6.0.21, 7.0.10, 2.1.40, 17.2.18, 17.4.10, 17.6.6
Priority basisReview · CVSS 7.5 · EPSS 1.90%
01

Identify the product and installed version

Record whether Microsoft .NET 6.0, .NET 7.0, ASP.NET Core 2.1 is present, where it is installed, and which interfaces are exposed.

  • Record the product name, package or appliance identifier, and installed version.
  • Identify internet-facing, administrative, API, and internal access paths.
  • Preserve the pre-change configuration and relevant service logs.
02

Compare the affected range

Use the current record as an identification aid: >= 6.0.0 < 6.0.21, >= 7.0.0 < 7.0.10, >= 2.0 < 2.1.40, >= 17.2.0 < 17.2.18, >= 17.4.0 < 17.4.10, >= 17.6.0 < 17.6.6, >= 2.1 < 2.1.40. Resolve incomplete inventory results before deciding that an asset is unaffected.

03

Verify the authoritative remediation source

Open the linked source material and locate a direct vendor advisory for this CVE. Confirm the supported fixed release and product-specific update path before making a production change.

Operational boundary

This page does not replace the vendor advisory, support contract, change-management process, or recovery plan. Do not infer that an asset is unaffected from an incomplete inventory query or a missing fixed-version field.