CVE-2026-8067Medium 6.5An improper authorization vulnerability in the end-of-life versions of RTU500’s web application allows an authenticated user to trigger the RTU500 to reboot through the reset endpoint. Successful expl0.2%
CVE-2026-8066Critical 9.1A directory traversal vulnerability in the file upload functionality of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated attacker to write or overwrite arbitrary files on the devic0.7%
CVE-2026-8065Critical 9.1An authentication bypass vulnerability in the firmware update endpoint of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated attacker to upload arbitrary firmware through a crafted P0.5%
CVE-2026-17539Medium 5.9RTU500 has a vulnerability, where high-load scenarios, such as sending GI requests at short intervals, may cause a NULL pointer dereference in the last entry of the enhanced message queue. This can ca0.4%
CVE-2026-8479Medium 6.9IEC 60870-5-104 used in bidirectional mode in RTU500 is vulnerable
for a NULL pointer dereferencing, if a specially crafted
sequence of messages is sent for a certain time, causing
Denial of Service i0.2%
CVE-2026-1773High 8.7IEC 60870-5-104 used in RTU500: Potential Denial of Service impact on reception of invalid U-format frame. Product is only affected if IEC 60870-5-104 bi-directional functionality is configured. Enabl0.5%
CVE-2026-1772Medium 5.3RTU500 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 developmen0.3%
CVE-2024-2617High 7.2A vulnerability exists in the RTU500 that allows for authenticated and authorized users to bypass secure update,
if secure update feature was not enabled on all
CMUs of a RTU500. If a
malicious acto0.7%
CVE-2024-1532Medium 6.8A vulnerability exists in the stb-language file handling that affects the RTU500 series product versions listed below. A malicious actor could enforce diagnostic texts being displayed as empty strings0.6%
CVE-2024-1531High 8.2A vulnerability exists in the stb-language file handling that affects the RTU500 series product versions listed below. A malicious actor could print random memory content in the RTU500 system log, if 0.4%
CVE-2022-2081High 7.5A vulnerability exists in the HCI Modbus TCP function included in the product versions listed above. If the HCI Modbus TCP is enabled and configured, an attacker could exploit the vulnerability by sen0.6%
CVE-2023-6711Medium 5.9Vulnerability exists in SCI IEC 60870-5-104 and HCI IEC 60870-5-104 that affects the RTU500 series product versions listed below. Specially crafted messages sent to the mentioned components are not va0.7%
CVE-2022-28613High 7.5Specially Crafted Modbus TCP Packet Vulnerability in RTU500 series1.0%