CVE-2025-39203: high-severity vulnerability in Hitachi Energy MicroSCADA X SYS600
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.2%
A vulnerability exists in the IEC 61850 of the MicroSCADA X SYS600 product. An IEC 61850-8 crafted message content from IED or remote system can cause a denial of service resulting in disconnection loop.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected products
Hitachi Energy · MicroSCADA X SYS600Related CVEs — Hitachi Energy MicroSCADA X SYS600
In the same product, most dangerous first.
CVE-2022-3353MEDIUMIEC 61850 MMS-Server Vulnerability in multiple Hitachi Energy ProductsEPSS 1.1%CVE-2022-29922HIGHA vulnerability exists in the handling of a specially crafted IEC 61850 packet with a valid data item but with incorrect data type in the IEC 61850 OPC Server. The vulnerability may cause a denial-of-service on the IEC 61850 OPC Server part of the SYS ...EPSS 0.8%CVE-2022-2277HIGHA vulnerability exists in the ICCP stack of the affected SYS600 versions due to validation flaw in the process that establishes the ICCP communication. The validation flaw will cause a denial-of-service when ICCP of SYS600 is request to forward any da ...EPSS 0.8%CVE-2022-29492MEDIUMA vulnerability exists in the handling of a malformed IEC 104 TCP packet. Upon receiving a malformed IEC 104 TCP packet, the malformed packet is dropped, however the TCP connection is left open. This may cause a denial-of-service if the affected conne ...EPSS 0.7%CVE-2022-29490HIGHA vulnerability exists in the Workplace X WebUI in which an authenticated user is able to execute any MicroSCADA internal scripts irrespective of the authenticated user's role.EPSS 0.7%CVE-2024-3980CRITICALCVE-2024-3980EPSS 0.6%