CVE-2019-19092 : Vulnerability Insights and Analysis

Versions 4.0 to 6.0.3 of ABB eSOMS have a vulnerability due to the use of ASP.NET Viewstate without Message Authentication Code (MAC), allowing undetected modifications.

Understanding CVE-2019-19092

This CVE involves ABB eSOMS versions 4.0 to 6.0.3 utilizing ASP.NET Viewstate without MAC, potentially leading to undetected alterations.

What is CVE-2019-19092?

ABB eSOMS versions 4.0 to 6.0.3 lack Message Authentication Code (MAC) in ASP.NET Viewstate, enabling unauthorized modifications.

The Impact of CVE-2019-19092

CVSS Score: 3.5 (Low Severity)
Attack Vector: Network
Confidentiality Impact: Low
Integrity Impact: None
User Interaction: Required
This vulnerability has a low severity impact, requiring user interaction for exploitation.

Technical Details of CVE-2019-19092

This section provides detailed technical information about the vulnerability.

Vulnerability Description

ABB eSOMS versions 4.0 to 6.0.3 use ASP.NET Viewstate without MAC, allowing unauthorized modifications that may remain undetected.

Affected Systems and Versions

Affected Product: eSOMS
Vendor: ABB
Affected Versions: 4.0 to 6.0.3

Exploitation Mechanism

Attack Complexity: Low
Privileges Required: Low
Scope: Unchanged
Exploitation of this vulnerability requires low complexity and privileges.

Mitigation and Prevention

Protect your systems from CVE-2019-19092 with these mitigation strategies.

Immediate Steps to Take

Regularly monitor and review ASP.NET Viewstate for unauthorized modifications.
Implement secure coding practices to prevent unauthorized access to Viewstate data.

Long-Term Security Practices

Conduct regular security assessments and audits to identify and address vulnerabilities proactively.
Train developers and administrators on secure coding practices and the importance of data integrity.

Patching and Updates

Apply patches or updates provided by ABB to address the ASP.NET Viewstate vulnerability in eSOMS.