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CVE-2023-37267: Improper Access Control

July 13, 2023 (updated July 25, 2023)

Umbraco is a ASP.NET CMS. Under rare conditions a restart of Umbraco can allow unauthorized users access to admin-level permissions. This vulnerability was patched in versions 10.6.1, 11.4.2 and 12.0.1.

References

  • github.com/umbraco/Umbraco-CMS/commit/1f26f2c6f3428833892cde5c6d8441fb041e410e
  • github.com/umbraco/Umbraco-CMS/commit/20a4e475c8d7b91d263e4e103ef19f3644e7b569
  • github.com/umbraco/Umbraco-CMS/commit/82eae48d098b9deecbdf86cf288b2b18020e1fed
  • github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-h8wc-r4jh-mg7m
  • nvd.nist.gov/vuln/detail/CVE-2023-37267

Code Behaviors & Features

Detect and mitigate CVE-2023-37267 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions starting from 10.0.0 before 10.6.1, all versions starting from 11.0.0 before 11.4.2, all versions starting from 12.0.0 before 12.0.1

Fixed versions

  • 10.6.1
  • 11.4.2
  • 12.0.1

Solution

Upgrade to versions 10.6.1, 11.4.2, 12.0.1 or above.

Impact 9.8 CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Source file

nuget/UmbracoCms/CVE-2023-37267.yml

Spotted a mistake? Edit the file on GitLab.

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