XSS in Paessler Prtg Network Monitor

CVE-2024-12833

Paessler PRTG Network Monitor SNMP Cross-Site Scripting Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of Paessler PRTG Network Monitor. Some user interaction on the part of an administrator is required to exploit this vulnerability. The specific flaw exists within the PRTG Network Monitor web interface. The issue results from the lack of proper validation of user-supplied data, which can lead to the injection of an arbitrary script. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-23371.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (53.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-12833?
CVE-2024-12833 is a medium-severity vulnerability in Paessler Prtg Network Monitor, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-02-11.
How severe is CVE-2024-12833?
Medium severity. CVSS v3 base score is 6.1 out of 10.