Hitachi Energy RTU500 Integer Overflow or Wraparound (CVE-2026-25210)

In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is no integer overflow check for tag buffer reallocation, primarily causing Denial of Service and potentially confidentiality and integrity impact to the product. Product is only...

Hitachi Energy RTU500 NULL Pointer Dereference (CVE-2026-32778)

libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry after an earlier out-of-memory condition, causing Denial of Service impact. Product is only affected if IEC 61850 functionality is configured. This plugin only works with Tenable.ot. Please visit...

Hitachi Energy RTU500 Infinite Loop (CVE-2026-32777)

libexpat before 2.7.5 allows an infinite loop while parsing DTD content, causing Denial of Service impact. Product is only affected if IEC 61850 functionality is configured. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Hitachi Energy RTU500 NULL Pointer Dereference (CVE-2026-32776)

libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content, causing Denial of Service impact. Product is only affected if IEC 61850 functionality is configured. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-...

Hitachi Energy RTU500 NULL Pointer Dereference (CVE-2026-24515)

In libexpat before 2.7.4, XMLExternalEntityParserCreate does not copy unknown encoding handler user data, causing Denial of Service impact. Product is only affected if IEC 61850 functionality is configured. This plugin only works with Tenable.ot. Please visit...

Hitachi Energy RTU500 NULL Pointer Dereference (CVE-2025-69421)

Processing a malformed PKCS12 file can trigger a NULL pointer dereference in the PKCS12itemdecryptd2iex function. A NULL pointer dereference can trigger a crash which leads to Denial of Service for an application processing PKCS12 files. The PKCS12itemdecryptd2iex function does not check whether...

Hitachi Energy RTU500 NULL Pointer Dereference (CVE-2026-8479)

IEC 60870-5-104 used in bidirectional mode is vulnerable to a NULL pointer dereference; if a specially crafted sequence of messages is sent for a certain time, this causes Denial of Service impact. Product is only affected if IEC 60870-5-104 functionality in bidirectional mode BCI is configured...

Hitachi Energy RTU500 安全漏洞

Hitachi Energy RTU500 is a series of industrial control components developed by Hitachi, Ltd. Hitachi Energy RTU500 contains a security vulnerability; this vulnerability stems from a null pointer dereferencing when using the IEC 60870-5-104 standard in bidirectional mode, which may lead to...

Hitachi Energy RTU500

SUMMARY Hitachi Energy is aware of vulnerabilities that affect RTU500 product versions listed in this document. If exploited, these vulnerabilities primarily impact product availability, with potential secondary impacts on confidentiality and integrity. Please refer to the Recommended Immediate...

Hitachi Energy RTU500 Product Allocation of Resources Without Limits or Throttling (CVE-2025-59375)

libexpat in Expat before 2.7.2 allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing. Product is only affected if IEC61850 functionality is configured. This plugin only works with Tenable.ot. Please visit...

Hitachi Energy RTU500 Product Improper Handling of Insufficient Permissions or Privileges (CVE-2026-1772)

RTU500 web interface: An unprivileged user can read user management information. The information cannot be accessed via the RTU500 web user interface but requires further tools like browser development utilities to access them without required privileges. This plugin only works with Tenable.ot...

CVE-2026-1772

RTU500 web interface: An unprivileged user can read user management information. The information cannot be accessed via the RTU500 web user interface but requires further tools like browser development utilities to access them without required privileges...

CVE-2026-1772

RTU500 web interface: An unprivileged user can read user management information. The information cannot be accessed via the RTU500 web user interface but requires further tools like browser development utilities to access them without required privileges...

CVE-2026-1772

RTU500 web interface: An unprivileged user can read user management information. The information cannot be accessed via the RTU500 web user interface but requires further tools like browser development utilities to access them without required privileges...

CVE-2026-1772

RTU500 web interface: An unprivileged user can read user management information. The information cannot be accessed via the RTU500 web user interface but requires further tools like browser development utilities to access them without required privileges...

EUVD-2026-8460

RTU500 web interface: An unprivileged user can read user management information. The information cannot be accessed via the RTU500 web user interface but requires further tools like browser development utilities to access them without required privileges...

Hitachi Energy RTU500 安全漏洞

Hitachi Energy RTU500 is a series of industrial control components developed by Hitachi, Ltd. The Hitachi Energy RTU500 contains a security vulnerability; this vulnerability arises from the possibility of denial-of-service attacks due to the reception of invalid U-format frames...

Hitachi Energy RTU500 Product

SUMMARY Hitachi Energy is aware of vulnerabilities that affect RTU500 product versions listed in this document. Successful exploitation of these vulnerabilities can result in the exposure of low-value user management information and device outage. Please refer to the Recommended Immediate...

EUVD-2021-22169

Malware in sbrugna...

EUVD-2022-51940

Malicious code in bioql PyPI...