GHSA-h8wc-r4jh-mg7mHighCVSS 7.5
Umbraco allows possible Admin-level access to backoffice without Auth under rare conditions
🔗 CVE IDs covered (1)
📋 Description
Under rare conditions, a restart of Umbraco can allow unauthorized users to gain admin-level permissions.
Impact
An unauthorized user gaining admin-level access and permissions to the backoffice.
Patches
10.6.1, 11.4.2, 12.0.1
Workarounds
- Enabling the Unattended Install feature will mean the vulnerability is not exploitable.
- Enabling IP restrictions to
*/install/*and*/umbraco/*will limit the exposure to allowed IP addresses.
🎯 Affected products6
- nuget/Umbraco.Cms.Infrastructure:>= 9.0.0, < 10.6.1
- nuget/Umbraco.Cms.Infrastructure:>= 11.0.0, < 11.4.2
- nuget/Umbraco.Cms.Infrastructure:= 12.0.0
- nuget/Umbraco.Cms.Web.BackOffice:>= 9.0.0, < 10.6.1
- nuget/Umbraco.Cms.Web.BackOffice:>= 11.0.0, < 11.4.2
- nuget/Umbraco.Cms.Web.BackOffice:= 12.0.0
🔗 References (6)
- https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-h8wc-r4jh-mg7m
- https://nvd.nist.gov/vuln/detail/CVE-2023-37267
- https://github.com/umbraco/Umbraco-CMS/commit/1f26f2c6f3428833892cde5c6d8441fb041e410e
- https://github.com/umbraco/Umbraco-CMS/commit/20a4e475c8d7b91d263e4e103ef19f3644e7b569
- https://github.com/umbraco/Umbraco-CMS/commit/82eae48d098b9deecbdf86cf288b2b18020e1fed
- https://github.com/advisories/GHSA-h8wc-r4jh-mg7m