CVE-2021-40335 : What You Need to Know

This CVE-2021-40335 article provides insights into a Cross Site Request Forgery (CSRF) vulnerability in Hitachi Energy's MSM product.

Understanding CVE-2021-40335

CVE-2021-40335, discovered on 12th July 2022, poses a security risk impacting Hitachi Energy's MSM V2.2 and prior versions.

What is CVE-2021-40335?

The vulnerability lies in the HTTP web interface of Hitachi Energy, allowing CSRF attacks.
An attacker could exploit this to gain unauthorized access and manipulate the web application.

The Impact of CVE-2021-40335

Severity: Medium (CVSS Base Score: 5)
Attack Vector: Network
Attack Complexity: High
This can potentially allow attackers to perform harmful commands on the impacted application.

Technical Details of CVE-2021-40335

This section delves into the specifics of the vulnerability.

Vulnerability Description

The HTTP web interface fails to adequately validate user requests, leading to CSRF vulnerabilities.

Affected Systems and Versions

Product: MSM
Vendor: Hitachi Energy
Versions Affected: v2.2 and prior

Exploitation Mechanism

Attack Complexity: High
Privileges Required: None
User Interaction: Required
The vulnerability requires the user to interact with a crafted link to exploit.

Mitigation and Prevention

Discover the necessary steps for mitigation and long-term security practices.

Immediate Steps to Take

Apply the mitigation strategy as outlined in the advisory.

Long-Term Security Practices

Educate users about phishing attacks and best practices for web security.
Regularly update and patch web applications to address vulnerabilities.

Patching and Updates

Stay informed about security advisories and promptly apply patches to mitigate such vulnerabilities.