Werk #5654: Fixed XSS on the site management page

Component

User interface

Title

Fixed XSS on the site management page

Date

Jan 24, 2018

Level

Trivial Change

Class

Security Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

1.5.0i3	Checkmk Community, Checkmk Pro, Checkmk Ultimate MT
1.4.0p24	Checkmk Community, Checkmk Pro, Checkmk Ultimate MT

When using the WATO configuration it was possible to create a site on the distributed monitoring page which uses with javascript code in it's alias. When this site was later displayed in the site tables, the javascript code could be executed in the browsers context of the user viewing the table.

The insertion of the javascript code is only possible for authenticated users with the permission to configure Check_MK sites.

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