CVE-2018-7529 : Exploit Details and Defense Strategies

An inherent vulnerability involving the interpretation of untrusted data has been detected in OSIsoft PI Data Archive versions released before 2017, allowing unauthorized users to manipulate data and crash the server.

Understanding CVE-2018-7529

This CVE involves a Deserialization of Untrusted Data issue in OSIsoft PI Data Archive.

What is CVE-2018-7529?

The vulnerability allows unauthenticated users to modify deserialized data, leading to server crashes.

The Impact of CVE-2018-7529

Unauthorized users can manipulate reconstructed data, causing server crashes.

Technical Details of CVE-2018-7529

This section provides technical details of the vulnerability.

Vulnerability Description

An inherent vulnerability in OSIsoft PI Data Archive versions before 2017 allows unauthorized users to manipulate data and crash the server.

Affected Systems and Versions

Affected product: OSIsoft PI Data Archive
Affected versions: OSIsoft PI Data Archive

Exploitation Mechanism

Unauthorized users can send customized requests to crash the server by manipulating deserialized data.

Mitigation and Prevention

Here are the steps to mitigate and prevent exploitation of CVE-2018-7529.

Immediate Steps to Take

Update OSIsoft PI Data Archive to versions released after 2017.
Implement access controls to restrict unauthorized access.

Long-Term Security Practices

Regularly monitor and audit server logs for suspicious activities.
Conduct security training for personnel to recognize and report potential security threats.

Patching and Updates

Apply security patches provided by OSIsoft to address the vulnerability.