CVE-2021-26845 : What You Need to Know

A detailed analysis of the Information Exposure vulnerability in Hitachi ABB Power Grids eSOMS, known as eSOMS Report Function Vulnerability.

Understanding CVE-2021-26845

This section provides insights into the vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2021-26845?

The vulnerability in Hitachi ABB Power Grids eSOMS allows unauthorized access to report data when the report's URL is known.

The Impact of CVE-2021-26845

The vulnerability has a CVSS base score of 7.5, indicating a high severity level with a significant confidentiality impact.

Technical Details of CVE-2021-26845

Insights into the vulnerability, affected systems, and the exploitation mechanism.

Vulnerability Description

The flaw affects Hitachi ABB Power Grids eSOMS versions 6.0 to 6.3, enabling unauthorized users to access sensitive report data.

Affected Systems and Versions

Systems running eSOMS 6.0 versions before 6.0.4.2.2, as well as 6.1 versions before 6.1.4 and 6.3 are vulnerable to exploitation.

Exploitation Mechanism

Unauthorized users can gain access to report data by discovering the specific URL used to access the reports.

Mitigation and Prevention

Guidelines on immediate actions to take and long-term security measures to prevent exploitation.

Immediate Steps to Take

Hitachi ABB Power Grids recommends updating to the fixed versions (6.0.4.2.2, 6.1.4, 6.3) as soon as possible to mitigate the vulnerability.

Long-Term Security Practices

Regular security updates, access control mechanisms, and monitoring of report URLs are essential for long-term security.

Patching and Updates

Applying the recommended updates promptly is crucial in ensuring the security of Hitachi ABB Power Grids eSOMS.