Using the directory back payload (“/../”) in a package name allows placement of package in other folders.
Package
Affected versions
>= 8.0.0, < 8.18.10
>= 9.0.0, < 10.8.1
>= 11.0.0, < 12.3.4
Patched versions
8.18.10
10.8.1
12.3.4
Description
Published by the National Vulnerability Database
Dec 12, 2023
Published to the GitHub Advisory Database
Dec 13, 2023
Reviewed
Dec 13, 2023
Last updated
Jan 12, 2024
Impact
Backoffice users with permissions to create packages can use path traversal and thereby write outside of the expected location.
Explanation of the vulnerability
The “Package” section in Umbraco Backoffice allows a logged in user to write folders outside of the default package directory.
References