CVE-2019-3942 : Vulnerability Insights and Analysis

Advantech WebAccess 8.3.4 allows unauthenticated remote users to access and retrieve files, potentially leading to the exposure of sensitive information.

Understanding CVE-2019-3942

This CVE involves a vulnerability in Advantech WebAccess 8.3.4 that could be exploited by remote attackers.

What is CVE-2019-3942?

The RPC call in Advantech WebAccess 8.3.4 lacks proper restrictions, enabling unauthorized remote users to read files and potentially obtain the administrator password.

The Impact of CVE-2019-3942

Exploiting this vulnerability could result in unauthorized access to sensitive files and compromise of the administrator password.

Technical Details of CVE-2019-3942

Advantech WebAccess 8.3.4 is affected by a specific vulnerability that allows unauthorized access.

Vulnerability Description

The RPC call in Advantech WebAccess 8.3.4 lacks proper restrictions, enabling remote users without authentication to access and retrieve files, potentially leading to the exposure of sensitive information.

Affected Systems and Versions

Product: Advantech WebAccess
Version: 8.3.4

Exploitation Mechanism

Attackers can exploit this vulnerability to gain unauthorized access to files and potentially retrieve the administrator password.

Mitigation and Prevention

Steps to address and prevent the exploitation of CVE-2019-3942.

Immediate Steps to Take

Implement access controls to restrict unauthorized access to files.
Monitor and log access attempts to detect suspicious activities.
Consider disabling remote access if not essential for operations.

Long-Term Security Practices

Regularly update and patch Advantech WebAccess to address security vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate potential weaknesses.

Patching and Updates

Apply security patches provided by Advantech to mitigate the vulnerability and enhance system security.