Rewterz Threat Advisory – ICS: Advantech WebAccess/NMS Multiple Vulnerabilities

Severity

High

Analysis Summary

CVE-2020-10621

The software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product’s environment.

CVE-2020-10617

The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.

CVE-2020-10623

Multiple vulnerabilities could allow an attacker with low privileges to perform SQL injection to gain access to sensitive information.

CVE-2020-10631 

An attacker could use a specially crafted URL to delete or read files outside the application’s control.

CVE-2020-10625 

The application allows an unauthenticated remote user to create a new admin account.

CVE-2020-10629

The application does not sanitize XML input. Specially crafted XML input could allow an attacker to read sensitive files.

CVE-2020-10603 

The application does not properly sanitize user input and may allow an attacker to inject system commands remotely.

Impact

• Gain access to sensitive information
• SQL Injection
• Missing Authentication for Critical Function
• OS Command Injection

Affected Vendors

Advantech

Affected Products

WebAccess/NMS versions prior to 3.0.2

Remediation

Advantech recommends updating to Version 3.0.2