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             AUSCERT External Security Bulletin Redistribution

                               ESB-2022.4666
            Advisory (icsa-22-263-01) Hitachi Energy PROMOD IV
                             21 September 2022

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Hitachi Energy PROMOD IV
Publisher:         ICS-CERT
Operating System:  Network Appliance
Resolution:        Patch/Upgrade
CVE Names:         CVE-2010-3591  

Original Bulletin: 
   https://us-cert.cisa.gov/ics/advisories/icsa-22-263-01

Comment: CVSS (Max):  9.0 CVE-2010-3591 (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H)
         CVSS Source: ICS-CERT
         Calculator:  https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

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ICS Advisory (ICSA-22-263-01)

Hitachi Energy PROMOD IV

Original release date: September 20, 2022

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1. EXECUTIVE SUMMARY

  o CVSS v3 9.0
  o ATTENTION: Exploitable Remotely
  o Vendor: Hitachi Energy
  o Equipment: PROMOD IV
  o Vulnerability: Improper Access Control

2. RISK EVALUATION

Successful exploitation of this vulnerability could allow an attacker to delete
arbitrary files once the system is compromised.

3. TECHNICAL DETAILS

3.1 AFFECTED PRODUCTS

The following versions of PROMOD IV and the PROMOD-Generator, an energy
planning, transmission congestion, and price forecasting system, are affected:

  o Hitachi Energy PROMOD IV Version: 11.2, 11.3, and 11.4

3.2 VULNERABILITY OVERVIEW

3.2.1 IMPROPER ACCESS CONTROL CWE-284

A vulnerability exists in the Actbar2.ocx module included in the affected
products. An attacker who successfully exploits this vulnerability could remove
data from the local system or modify the workflow, potentially impacting how
the energy system interprets and responds to inputs.

CVE-2010-3591 has been assigned to this vulnerability. A CVSS v3 base score of
9.0 has been calculated; the CVSS vector string is ( AV:N/AC:H/PR:N/UI:N/S:C/
C:H/I:H/A:H ).

3.3 BACKGROUND

  o CRITICAL INFRASTRUCTURE SECTORS: Energy
  o COUNTRIES/AREAS DEPLOYED: Worldwide
  o COMPANY HEADQUARTERS LOCATION: Switzerland

3.4 RESEARCHER

Hitachi Energy reported this vulnerability to CISA.

4. MITIGATIONS

Hitachi Energy is developing PROMOD IV version 11.5, which will contain a patch
to resolve the vulnerability. Hitachi Energy urges users to implement the
following mitigations:

  o Actbar2.ocx is no longer used by PROMOD IV. Users are encouraged to remove
    Actbar2.ocx.

Hitachi Energy recommends the following security practices and firewall
configurations to help protect a process control network from attacks
originating from outside the network:

  o Physically protect process control systems from unauthorized direct access.
  o Separate process control systems from other networks using a firewall
    system with the minimal number of ports open.
  o Process control systems should not be used for internet browsing, instant
    messaging, or receiving emails.
  o PROMOD IV should be deployed inside the enterprise's demilitarized zone
    (DMZ) network.
  o Portable computers and removable storage media should be carefully scanned
    for viruses before connecting to a control system
  o Users should follow the hardening guidelines published by T he Center for
    Internet Security (CIS) to protect the host operating system.

For more information, see Hitachi Energy advisory 8DBD000108 .

CISA recommends users take defensive measures to minimize the risk of
exploitation of this vulnerability. CISA reminds organizations to perform
proper impact analysis and risk assessment prior to deploying defensive
measures.

CISA also provides a section for control systems security recommended practices
on the ICS webpage at cisa.gov/ics . Several CISA products detailing cyber
defense best practices are available for reading and download, including
Improving Industrial Control Systems Cybersecurity with Defense-in-Depth
Strategies .

Additional mitigation guidance and recommended practices are publicly available
on the ICS webpage at cisa.gov/ics in the technical information paper,
ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation
Strategies.

Organizations observing suspected malicious activity should follow established
internal procedures and report findings to CISA for tracking and correlation
against other incidents.

CISA also provides a section for control systems security recommended practices
on the ICS webpage at cisa.gov/ics . Several CISA products detailing cyber
defense best practices are available for reading and download, including
Improving Industrial Control Systems Cybersecurity with Defense-in-Depth
Strategies .

Additional mitigation guidance and recommended practices are publicly available
on the ICS webpage at cisa.gov/ics in the technical information paper,
ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation
Strategies .

Organizations observing suspected malicious activity should follow established
internal procedures and report findings to CISA for tracking and correlation
against other incidents.

This vulnerability is not exploitable remotely.

For any questions related to this report, please contact the CISA at:

Email: CISAservicedesk@cisa.dhs.gov
Toll Free: 1-888-282-0870

CISA continuously strives to improve its products and services. You can help by
choosing one of the links below to provide feedback about this product.

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