CVE-2018-19410: Paessler PRTG Network Monitor Local File Inclusion Vulnerability

CVE-2018-19410 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2025-02-04

Paessler PRTG Network Monitor contains a local file inclusion (LFI) vulnerability in the 'include' directive of /public/login.htm. A remote, unauthenticated attacker can exploit this by including /api/addusers to create new user accounts with read-write or administrator privileges.

Technologies: Paessler PRTG Network Monitor. Vendors: Paessler.

Quick answers

Is CVE-2018-19410 exploited in the wild?
Yes. CVE-2018-19410 is known to be exploited in the wild, first recorded on 4 February 2025. Treat it as urgent.
How severe is CVE-2018-19410?
Critical severity, with a CVSS score of 9.8, published 4 February 2025.
Which products and versions are affected?
Paessler PRTG Network Monitor before 18.2.40.1683.
Is there a fix for CVE-2018-19410?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2018-19410 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2018-19410?
Check whether you run Paessler PRTG Network Monitor. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Paessler PRTG Network Monitor before 18.2.40.1683

Timeline

  • 2018-11-21: disclosed: NVD Published Date
  • 2025-02-04: kev added: Added to CISA Known Exploited Vulnerabilities Catalog

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