Summary
Hitachi Energy is aware of multiple vulnerabilities that affect the RTU500 versions that are listed below. An attacker successfully exploiting these vulnerabilities could potentially cause Denial of Service (DoS) impact on RTU500. Please refer to the Recommended Immediate Actions for information about the available mitigation/remediation strategies.
Vulnerabilities 7
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Critical 9.8CVE-2024-45490 Public exploit
An issue was discovered in libexpat before 2.6.3. xmlparse.c does not reject a negative length for XML_ParseBuffer.
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High 7.5
A vulnerability was found in openldap. This security flaw causes a null pointer dereference in ber_memalloc_x() functio…
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High 7.5CVE-2024-28757 Public exploit
libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created vi…
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High 7.5
Libxml2: integer overflow in xmlbuildqname() leads to stack buffer overflow in libxml2
A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can result in memory corruption or a denial of service when processing crafted input.
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High 7.3
An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts o…
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High 7.3
An issue was discovered in libexpat before 2.6.3. nextScaffoldPart in xmlparse.c can have an integer overflow for m_gro…
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Medium 6.5
A vulnerability exists in the IEC 61850 of the MicroSCADA X SYS600 product. An IEC 61850-8 crafted message content from…
Revision history
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#4
CISA Republication update based on Hitachi Energy PSIRT 8DBD000220 advisory
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#3
Updated fixed version 12.7.8
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#2
CISA Republication - Initial Publication
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#1
Initial public release.
References
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[1] Hitachi Energy Notification for Industrial Control Systems Cybersecurity Best Practices
https://publisher.hitachienergy.com/preview?DocumentID=8DBD000235&LanguageCode=en&DocumentPartId=&Action=Launch
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Multiple Vulnerabilities in Hitachi Energy’s RTU 500 series Product
https://publisher.hitachienergy.com/preview?DocumentID=8DBD000220&LanguageCode=en&DocumentPartId=&Action=launch
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ICS Advisory ICSA-25-259-02 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-25-259-02
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Recommended Practices
https://www.cisa.gov/news-events/ics-alerts/ics-alert-10-301-01
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Recommended Practices
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
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Recommended Practices
https://www.cisa.gov/topics/industrial-control-systems
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Recommended Practices
https://www.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
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Recommended Practices
https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
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Recommended Practices
https://www.cisa.gov/news-events/news/targeted-cyber-intrusion-detection-and-mitigation-strategies-update-b