Werk #13193: XSS in report editing
Component | Reporting & availability |
Title | XSS in report editing |
Date | Sep 24, 2021 |
Checkmk Edition | Checkmk Enterprise (CEE) |
Checkmk Version | 1.6.0p26 2.0.0p12 2.1.0b1 |
Level | Trivial Change |
Class | Security Fix |
Compatibility | Compatible - no manual interaction needed |
It was possible to Inject HTML code in various Content elments. This could also be used in shared reports.
CVSS: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H 9.0
Affected Versions: all below
Workarounds: Disallow users to customize reports (Set 'General Permissions' > 'Customize reports and use them' to no)
Exploit detections: Check var/check_mk/web/*/user_reports.mk
for html specialchars.