CVE-2022-3562 Cross-site Scripting (XSS) - Stored in librenms/librenms
An attacker can inject malicious scripts into LibreNMS, potentially executing code or hijacking user sessions.
- 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-2022-3562?
CVE-2022-3562 is a medium-severity cross-site scripting vulnerability in Librenms Librenms, published on 20 Nov 2022. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Cross-site Scripting (XSS) - Stored in GitHub repository librenms/librenms prior to 22.10.0.
Weakness: CWE-79
Which versions are affected by CVE-2022-3562?
2 open source packages ship an affected version, including librenms/librenms. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
librenms/librenms Packagist | All versions | 22.10.0 |
librenms/librenms Packagist | All versions | 22.10.0 |
Products include Librenms Librenms.
How do I fix CVE-2022-3562?
Upgrade librenms/librenms to 22.10.0 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-2022-3562 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-3562 exists.
Other vulnerabilities in Librenms Librenms
Sources
Also known as GHSA-5h77-4245-pg5p.