Summary

Unauthorized users were potentially able to execute code within the space directory.

Advisory Release Date

 

Product

Linchpin Theme*

Linchpin Intranet Suite

Linchpin Essentials

Affected Versions

Linchpin Theme 2.25.2 and all prior versions

Linchpin Intranet Suite 5.0.1 and all prior versions

Linchpin Essentials 2.0.1 and all prior versions

Fixed Versions

Linchpin Theme 2.25.3

Linchpin Intranet Suite 5.0.2

Linchpin Essentials 2.0.2

Problem

During an internal security audit, we discovered that an attacker could potentially store code as a logged in user. This code would be executed when a corrupted space is clicked on within the space directory (the space directory would have to be set to tile view).

Affected are the apps Linchpin Theme up to and including version 2.25.2, Linchpin Intranet Suite up to and including version 5.0.1 and Linchpin Essentials up to and including version 2.0.1.

Severity

The vulnerability is rated as 8.7 according to CVSS. The score is calculated as CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N.


Solution

For Linchpin Theme customers: Update to Linchpin Theme version 2.25.3 or later.

For Linchpin Suite customers: Update to Linchpin Suite 5.0.2 or later.

For Linchpin Essentials customers: Update to Linchpin Essentials 2.0.2 or later.


Should you be unable to update the Linchpin Intranet Suite to one of the listed versions, please reach out to our support team at https://seibert.biz/help.


Regarding Linchpin Theme

Linchpin Theme is not available as a standalone app anymore. It is, however, included in the Linchpin Essentials bundle. All Linchpin Theme customers who wish to continue using Linchpin Theme can get the Linchpin Essentials app bundle for the old price of their Linchpin Theme license! Follow the link in this card to learn more.


Link to this page: https://seibert.biz/20210901cveltpxss

This content was last updated on 09/01/2021.

This content hasn't been updated in a while. That doesn't have to be a problem. Some of our pages live for years without becoming obsolete. Please click this link if you want us to update this page. Old content can be incorrect, misleading or outdated. Please get in contact with us via a form on this page, our live chat or via email with content@seibert.group if you are in doubt, have a question, suggestion, or want changes from us.