Headline
GHSA-h8wc-r4jh-mg7m: Umbraco allows possible Admin-level access to backoffice without Auth under rare conditions
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.
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- CVE-2023-37267
Umbraco allows possible Admin-level access to backoffice without Auth under rare conditions
High severity GitHub Reviewed Published Jul 13, 2023 in umbraco/Umbraco-CMS • Updated Jul 13, 2023
Package
nuget Umbraco.Cms.Infrastructure (NuGet)
Affected versions
>= 9.0.0, < 10.6.1
>= 11.0.0, < 11.4.2
= 12.0.0
Patched versions
10.6.1
11.4.2
12.0.1
nuget Umbraco.Cms.Web.BackOffice (NuGet)
>= 9.0.0, < 10.6.1
>= 11.0.0, < 11.4.2
= 12.0.0
Description
Published to the GitHub Advisory Database
Jul 13, 2023
Last updated
Jul 13, 2023
Related news
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.