CVE-2024-32479

Description

### Summary There is improper sanitization on Service template name which is reflecting in delete button onclick event. This value can be modified and crafted as any other javascript code. ### Vulnerable Code https://github.com/librenms/librenms/blob/a61c11db7e8ef6a437ab55741658be2be7d14d34/app/Http/Controllers/ServiceTemplateController.php#L67C23-L67C23 Above is vulnerable code line which needs to be properly sanitized ### PoC 1. Go to /services/templates 2. Enter name as `testing', '14', 'http://172.105.62.194:8000/services/templates/14');alert(1);//` 3. Submit it and try to delete it, you will see popup If you inspect element on delete button, you will notice this:- <img width="748" alt="Screenshot 2023-11-23 at 9 30 24 PM" src="https://user-images.githubusercontent.com/31764504/285260018-7672a93d-e29b-4444-8057-e6ffcb8dabfc.png"> ### Impact Cross site scripting can lead to cookie stealing or an attacker can execute any other feature using this feature.

How to fix CVE-2024-32479

To remediate CVE-2024-32479, upgrade the affected package to a fixed version below.

—upgrade to 24.4.0 or later

Is CVE-2024-32479 being exploited?

Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.

Affected packages (1)

from 0, < 24.4.0

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	HIGH7.1	CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H