A vulnerability exists in SYS600 RBAC mechanism where users having access to the engineering tools could elevate their privileges to administrator level on the underlying Windows host, granting themselves full control over the host machine.
History

Wed, 09 Sep 2026 20:00:00 +0000

Type Values Removed Values Added
First Time appeared Hitachienergy microscada X Sys600
CPEs cpe:2.3:a:hitachienergy:microscada_x_sys600:*:*:*:*:*:*:*:*
Vendors & Products Hitachienergy microscada X Sys600
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Thu, 03 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 03 Sep 2026 10:00:00 +0000

Type Values Removed Values Added
First Time appeared Hitachienergy
Hitachienergy microscada Sys600
Vendors & Products Hitachienergy
Hitachienergy microscada Sys600

Thu, 03 Sep 2026 09:30:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via RBAC Bypass in Hitachi Energy MicroSCADA SYS600

Thu, 03 Sep 2026 08:15:00 +0000

Type Values Removed Values Added
Description A vulnerability exists in SYS600 RBAC mechanism where users having access to the engineering tools could elevate their privileges to administrator level on the underlying Windows host, granting themselves full control over the host machine.
Weaknesses CWE-303
References
Metrics cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Hitachi Energy

Published: 2026-09-03T07:55:05.264Z

Updated: 2026-09-03T12:48:34.310Z

Reserved: 2026-05-28T15:04:57.817Z

Link: CVE-2026-9854

cve-icon Vulnrichment

Updated: 2026-09-03T12:48:30.909Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-03T13:06:26.083

Modified: 2026-09-09T19:46:52.150

Link: CVE-2026-9854

cve-icon Redhat

No data.