CVE-2021-27414 : Exploit Details and Defense Strategies

This article provides insights into CVE-2021-27414, a vulnerability in Hitachi ABB Power Grids Ellipse Enterprise Asset Management (EAM) software that could allow attackers to deceive users into divulging authentication credentials.

Understanding CVE-2021-27414

CVE-2021-27414 is a user interface misrepresentation vulnerability affecting Hitachi ABB Power Grids Ellipse EAM versions up to and including 9.0.25. An attacker can exploit this flaw to trick users into visiting a malicious website posing as a legitimate Ellipse application login page, leading to the unauthorized collection of authentication details.

What is CVE-2021-27414?

The vulnerability in Hitachi ABB Power Grids Ellipse EAM software versions prior to 9.0.26 enables adversaries to gather user credentials through a deceptive login page.

The Impact of CVE-2021-27414

With a CVSS base score of 5.5 (Medium Severity), this vulnerability poses a threat to the confidentiality, integrity, and availability of affected systems. It requires low privileges and user interaction for exploitation.

Technical Details of CVE-2021-27414

This section delves into the technical aspects of the CVE-2021-27414 vulnerability.

Vulnerability Description

The flaw allows attackers to create fake login pages to steal authentication credentials from users of Hitachi ABB Power Grids Ellipse EAM software versions 9.0.25 and below.

Affected Systems and Versions

Users of Hitachi ABB Power Grids Ellipse EAM software up to version 9.0.25 are susceptible to this vulnerability.

Exploitation Mechanism

Attackers can deceive users into accessing fraudulent websites and unwittingly disclose their authentication data.

Mitigation and Prevention

To address CVE-2021-27414 and enhance cybersecurity, users are recommended to take immediate actions and adopt long-term security practices.

Immediate Steps to Take

Hitachi ABB Power Grids advises users to update to Ellipse EAM Version 9.0.26 promptly. Additionally, implementing security best practices and firewall configurations is crucial to mitigate risks.

Long-Term Security Practices

In the long term, users should ensure critical systems are isolated from direct Internet connections, conduct regular virus scans on portable devices, and provide comprehensive security awareness training.

Patching and Updates

Ellipse EAM Version 9.0.26 addresses the vulnerability. Hitachi ABB Power Grids released a cybersecurity advisory to enlighten users about the issue.