What is this?

This knowledgebase contains questions and answers about PRTG Network Monitor and network monitoring in general.

Learn more

PRTG Network Monitor

Intuitive to Use. Easy to manage.
More than 500,000 users rely on Paessler PRTG every day. Find out how you can reduce cost, increase QoS and ease planning, as well.

Free Download

Top Tags

View all Tags

What is the vulnerability fixed in PRTG about?



In the Hotfix release for PRTG, the following fix is mentioned:

Webserver - important: 

We fixed a path traversal vulnerability in the PRTG Webserver that could be leveraged without authentication.

Is there more information available?

cve prtg security

Created on Oct 12, 2023 6:37:16 AM by  Mathias Hengl [Paessler Support]

Last change on Oct 16, 2023 12:07:53 PM by  Jacqueline Conforti [Paessler Support]

1 Reply

Accepted Answer



More information will be available as part of a staged disclosure process. We will update this article with more detailed information as soon as possible.

CVE-ID: CVE-2023-45858

Update history:

  • 16.10.2023: added CVE-ID

Created on Oct 12, 2023 6:37:29 AM by  Mathias Hengl [Paessler Support]

Last change on Oct 16, 2023 9:25:14 AM by  Mathias Hengl [Paessler Support]

Disclaimer: The information in the Paessler Knowledge Base comes without warranty of any kind. Use at your own risk. Before applying any instructions please exercise proper system administrator housekeeping. You must make sure that a proper backup of all your data is available.