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Status published
High
CVE-2021-26637
SiHAS Improper Authentication vulnerability
Vulnerability Description
There is no account authentication and permission check logic in the firmware and existing apps of SiHAS's SGW-300, ACM-300, GCM-300, so unauthorized users can remotely control the device.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
Affected Vendor
Shina System Co.,Ltd
View all reports →Affected Software
SiHAS firmware, SiHAS old app
Vulnerable Versions:
1.xx, old app
Timeline
Official Publish:
June 22nd, 2022
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H