CVE-2024-50350 LibreNMS has a Stored XSS ('Cross-site Scripting') in librenms/app/Http/Controllers/Table/EditPortsController.php
Authenticated users can inject malicious JavaScript via the Port Group name, leading to session compromise when viewed by others.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2024-50350?
CVE-2024-50350 is a medium-severity cross-site scripting vulnerability in Librenms Librenms, published on 15 Nov 2024. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Stored Cross-Site Scripting (XSS) vulnerability in the "Port Settings" page allows authenticated users to inject arbitrary JavaScript through the "name" parameter when creating a new Port Group. This vulnerability results in the execution of malicious code when the "Port Settings" page is visited after the affected Port Group is added to a device, potentially compromising user sessions and allowing unauthorized actions. This vulnerability is fixed in 24.10.0.
Weakness: CWE-79
Which versions are affected by CVE-2024-50350?
2 open source packages ship an affected version, including librenms/librenms. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
librenms/librenms Packagist | All versions | 24.10.0 |
librenms/librenms Packagist | All versions | 24.10.0 |
Products include Librenms Librenms.
How do I fix CVE-2024-50350?
Upgrade librenms/librenms to 24.10.0 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2024-50350 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-50350 exists.
Other vulnerabilities in Librenms Librenms
Sources
Also known as GHSA-xh4g-c9p6-5jxg.