CVE-2023-31448 : Security Advisory and Response
Learn about CVE-2023-31448, a medium severity path traversal vulnerability in PRTG HL7 sensor allowing authenticated users to execute unauthorized files.
A path traversal vulnerability was identified in the HL7 sensor in PRTG 23.2.84.1566 and earlier versions, allowing an authenticated user to trick the sensor into behaving differently for existing and non-existing files.
Understanding CVE-2023-31448
This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2023-31448.
What is CVE-2023-31448?
The path traversal vulnerability in the HL7 sensor in PRTG versions before 23.2.84.1566 allowed an authenticated user to manipulate the sensor's behavior, potentially executing files outside the designated folder.
The Impact of CVE-2023-31448
With a CVSS score of 4.7, this medium severity vulnerability poses a risk by enabling an attacker to traverse paths and execute unauthorized files.
Technical Details of CVE-2023-31448
Explore the specific details of the vulnerability, including its description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability in the HL7 sensor in PRTG versions prior to 23.2.84.1566 enables an authenticated user to exploit path traversal and execute files beyond the intended directory.
Affected Systems and Versions
All versions of PRTG before 23.2.84.1566 are susceptible to this path traversal vulnerability in the HL7 sensor.
Exploitation Mechanism
By manipulating the sensor's behavior through write permissions, an authenticated user can trick the HL7 sensor into traversing paths and executing unauthorized files.
Mitigation and Prevention
Discover the steps to immediately address the vulnerability and best practices for long-term security.
Immediate Steps to Take
Administrators should update PRTG to version 23.2.84.1566 or later to mitigate the path traversal vulnerability in the HL7 sensor.
Long-Term Security Practices
Implement strict access controls, conduct regular security assessments, and monitor system behavior to prevent future vulnerabilities.
Patching and Updates
Stay informed about security patches and updates from PRTG to ensure the ongoing security of the network monitoring system.