Vulnerability · Published Feb 11, 2025 · Assigned by zdi

CVE-2024-12833Paessler PRTG Network Monitor SNMP Cross-Site Scripting Authentication Bypass Vulnerability

High 8.0

In plain English

A high-severity cross-site scripting in PRTG Network Monitor from Paessler. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 59% of all known vulnerabilities).

Severity (CVSS 3.0)8.0High

Exploit odds (30 days)0.9%top 41.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
Paessler	PRTG Network Monitor	24.1.92.1554 x64

Weakness: CWE-79 · Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

ZDI-24-1736 x_research-advisory