CVE-2022-27169 : Exploit Details and Defense Strategies

An information disclosure vulnerability has been identified in the OAS Engine SecureBrowseFile functionality of Open Automation Software OAS Platform V16.00.0112, potentially leading to the disclosure of sensitive information when exploited by an attacker.

Understanding CVE-2022-27169

This section will provide insights into the nature and impact of CVE-2022-27169.

What is CVE-2022-27169?

CVE-2022-27169 is a CWE-306: Missing Authentication for Critical Function vulnerability affecting Open Automation Software's OAS Platform V16.00.0112. The vulnerability allows an attacker to disclose sensitive information by sending a specially-crafted network request.

The Impact of CVE-2022-27169

The impact of this vulnerability is rated as HIGH, with a CVSSv3 base score of 7.5. If exploited, it could result in the unauthorized exposure of confidential information.

Technical Details of CVE-2022-27169

This section will delve into the technical aspects of CVE-2022-27169.

Vulnerability Description

The vulnerability resides in the SecureBrowseFile functionality of the OAS Engine within the affected version of the OAS Platform. It allows for an information disclosure attack through a malicious network request.

Affected Systems and Versions

Only Open Automation Software's OAS Platform V16.00.0112 is impacted by this vulnerability.

Exploitation Mechanism

An attacker can exploit this vulnerability by crafting and sending a specific network request to the OAS Engine SecureBrowseFile functionality, triggering the disclosure of sensitive information.

Mitigation and Prevention

In this section, we discuss the steps to mitigate and prevent exploitation of CVE-2022-27169.

Immediate Steps to Take

Users are advised to restrict network access to the vulnerable system and apply security best practices to reduce the risk of exploitation.

Long-Term Security Practices

Implementing proper input validation, security controls, and conducting regular security assessments can help strengthen the overall security posture.

Patching and Updates

Open Automation Software should release a patch addressing the vulnerability in OAS Platform V16.00.0112 to remediate the issue and enhance system security.