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CVE-2021-35528

7.2 · HIGH

Improper Access Control vulnerability in the application authentication and authorization of Hitachi Energy Retail Operations, Counterparty Settlement and Billing (CSB) allows an attacker to execut…

Published Nov 17, 2021CWE-284EPSS 0.26%

Overview

CVE-2021-35528 is a high-severity vulnerability. It was published on November 17, 2021 and has a CVSS 3.1 base score of 7.2 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

Improper Access Control vulnerability in the application authentication and authorization of Hitachi Energy Retail Operations, Counterparty Settlement and Billing (CSB) allows an attacker to execute a modified signed Java Applet JAR file. A successful exploitation may lead to data extraction or modification of data inside the application. This issue affects: Hitachi Energy Retail Operations 5.7.3 and prior versions. Hitachi Energy Counterparty Settlement and Billing (CSB) 5.7.3 prior versions.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Frequently asked questions

What is CVE-2021-35528?

CVE-2021-35528 is a high-severity vulnerability. It was published on November 17, 2021 and has a CVSS 3.1 base score of 7.2 (HIGH).

How severe is CVE-2021-35528?

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-35528?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-35528?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-35528 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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