CVE-2020-15873 LibreNMS SQL Injection vulnerability
An authenticated attacker can execute arbitrary SQL commands via the device_id parameter in LibreNMS, potentially compromising database integrity and confidentiality.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-15873?
CVE-2020-15873 is a medium-severity SQL injection vulnerability in Librenms Librenms, published on 21 Jul 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In LibreNMS before 1.65.1, an authenticated attacker can achieve SQL Injection via the customoid.inc.php device_id POST parameter to ajax_form.php.
Weakness: CWE-89
Which versions are affected by CVE-2020-15873?
2 open source packages ship an affected version, including librenms/librenms. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
librenms/librenms Packagist | All versions | 1.65.1 |
librenms/librenms Packagist | All versions | 1.65.1 |
Products include Librenms Librenms.
How do I fix CVE-2020-15873?
Upgrade librenms/librenms to 1.65.1 or later.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2020-15873 being exploited?
There is no known exploitation of CVE-2020-15873 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Librenms Librenms
Sources
Also known as GHSA-g5r6-vrmx-9gwj.