critical
9
CWE
269 274
Advisory Published
Updated

CVE-2021-35534: Insufficient Security Control Vulnerability

First published: Thu Nov 18 2021(Updated: )

Insufficient security control vulnerability in internal database access mechanism of Hitachi Energy Relion 670/650/SAM600-IO, Relion 650, GMS600, PWC600 allows attacker who successfully exploited this vulnerability, of which the product does not sufficiently restrict access to an internal database tables, could allow anybody with user credentials to bypass security controls that is enforced by the product. Consequently, exploitation may lead to unauthorized modifications on data/firmware, and/or to permanently disabling the product. This issue affects: Hitachi Energy Relion 670 Series 2.0 all revisions; 2.2.2 all revisions; 2.2.3 versions prior to 2.2.3.5. Hitachi Energy Relion 670/650 Series 2.1 all revisions. 2.2.0 all revisions; 2.2.4 all revisions; Hitachi Energy Relion 670/650/SAM600-IO 2.2.1 all revisions; 2.2.5 versions prior to 2.2.5.2. Hitachi Energy Relion 650 1.0 all revisions. 1.1 all revisions; 1.2 all revisions; 1.3 versions prior to 1.3.0.8; Hitachi Energy GMS600 1.3.0; 1.3.0.1; 1.2.0. Hitachi Energy PWC600 1.0.1 version 1.0.1.4 and prior versions; 1.1.0 version 1.1.0.1 and prior versions.

Credit: cybersecurity@hitachienergy.com

Affected SoftwareAffected VersionHow to fix
Hitachienergy Gms600 Firmware=1.2.0
Hitachienergy Gms600 Firmware=1.3.0
Hitachienergy Gms600 Firmware=1.3.1.0
Hitachienergy Gms600
Hitachienergy Relion 670 Firmware
Hitachienergy Relion 670 Firmware=2.0.0
Hitachienergy Relion 670 Firmware=2.1.0
Hitachienergy Relion 670 Firmware=2.2.0
Hitachienergy Relion 670 Firmware=2.2.1
Hitachienergy Relion 670 Firmware=2.2.2
Hitachienergy Relion 670 Firmware=2.2.3
Hitachienergy Relion 670 Firmware=2.2.4
Hitachienergy Relion 670 Firmware=2.2.5
Hitachienergy Relion 670
Hitachienergy Relion 650 Firmware=1.0.0
Hitachienergy Relion 650 Firmware=1.1.0
Hitachienergy Relion 650 Firmware=1.2.0
Hitachienergy Relion 650 Firmware=1.3.0
Hitachienergy Relion 650 Firmware=2.1.0
Hitachienergy Relion 650 Firmware=2.2.0
Hitachienergy Relion 650 Firmware=2.2.1
Hitachienergy Relion 650 Firmware=2.2.4
Hitachienergy Relion 650 Firmware=2.2.5
Hitachienergy Relion 650
Hitachienergy Relion Sam600-io Firmware=2.2.1
Hitachienergy Relion Sam600-io Firmware=2.2.5
Hitachienergy Relion Sam600-io
Hitachienergy Pwc600 Firmware=1.0.1.0
Hitachienergy Pwc600 Firmware=1.0.1.1
Hitachienergy Pwc600 Firmware=1.0.1.3
Hitachienergy Pwc600 Firmware=1.0.1.4
Hitachienergy Pwc600 Firmware=1.1.0.0
Hitachienergy Pwc600 Firmware=1.1.0.1
Hitachienergy Pwc600

Remedy

Refer to the cybersecurity advisories at https://www.hitachienergy.com/cybersecurity/alerts-and-notifications

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Reference Links

Frequently Asked Questions

  • What is CVE-2021-35534?

    CVE-2021-35534 is a vulnerability in the internal database access mechanism of Hitachi Energy Relion 670/650/SAM600-IO, Relion 650, GMS600, and PWC600.

  • What is the severity of CVE-2021-35534?

    CVE-2021-35534 has a severity rating of 7.2 (critical).

  • How can an attacker exploit CVE-2021-35534?

    An attacker can exploit CVE-2021-35534 by successfully exploiting the vulnerability in the internal database access mechanism, which allows them to gain unauthorized access to the internal database.

  • Which products are affected by CVE-2021-35534?

    The affected products include Hitachi Energy Relion 670/650/SAM600-IO, Relion 650, GMS600, and PWC600 with specific firmware versions mentioned in the vulnerability details.

  • Where can I find more information about CVE-2021-35534?

    You can find more information about CVE-2021-35534 at the following references: [Link 1](https://search.abb.com/library/Download.aspx?DocumentID=8DBD000058&LanguageCode=en&DocumentPartId=&Action=Launch), [Link 2](https://search.abb.com/library/Download.aspx?DocumentID=8DBD000059&LanguageCode=en&DocumentPartId=&Action=Launch), [Link 3](https://search.abb.com/library/Download.aspx?DocumentID=8DBD000060&LanguageCode=en&DocumentPartId=&Action=Launch).

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