CVE-2022-23854 : Exploit Details and Defense Strategies

A path traversal vulnerability, CVE-2022-23854 affects AVEVA InTouch Access Anywhere versions 2020 R2 and older. This article delves into the details of the vulnerability, its impact, technical aspects, mitigation strategies, and more.

Understanding CVE-2022-23854

CVE-2022-23854 is a security vulnerability that poses a risk to systems using AVEVA InTouch Access Anywhere, specifically versions 2020 R2 and older.

What is CVE-2022-23854?

CVE-2022-23854 is a path traversal exploit that could potentially enable an unauthorized network user to access files beyond the secure gateway web server without authentication.

The Impact of CVE-2022-23854

The vulnerability in AVEVA InTouch Access Anywhere versions 2020 R2 and earlier could allow threat actors to read sensitive files on the system, leading to potential data breaches and unauthorized access.

Technical Details of CVE-2022-23854

Vulnerability Description

AVEVA InTouch Access Anywhere versions 2020 R2 and older are susceptible to a path traversal exploit, which could be exploited by an unauthenticated user with network access.

Affected Systems and Versions

The vulnerability affects AVEVA InTouch Access Anywhere versions 2020 R2 and older.

Exploitation Mechanism

The exploit can be triggered by an unauthenticated network user to read files outside the secure gateway web server.

Mitigation and Prevention

Immediate Steps to Take

AVEVA recommends applying specific hotfixes to address the vulnerability:

InTouch Access Anywhere Secure Gateway 2020 R2 (version 20.1.0) Hotfix.
InTouch Access Anywhere Secure Gateway 2020b (version 20.0.1) Hotfix.

Long-Term Security Practices

It is crucial to regularly update and patch software to prevent potential security vulnerabilities and follow secure coding practices.

Patching and Updates

Users should apply the recommended hotfixes provided by AVEVA to secure their systems against CVE-2022-23854.