Description
A security vulnerability has been detected in BioStar Temperature Monitor Utility 1.2.1806.2200. Affected by this vulnerability is the function sub_1105C of the file BS_HWMIO64_W10.sys of the component IOCTL Handler. Such manipulation of the argument PhysicalAddress leads to write-what-where condition. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Published: 2026-09-21
Score: 9.3 Critical
EPSS: n/a
KEV: No
AI Analysis

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Remediation

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History

Mon, 21 Sep 2026 05:00:00 +0000

Type Values Removed Values Added
Description A security vulnerability has been detected in BioStar Temperature Monitor Utility 1.2.1806.2200. Affected by this vulnerability is the function sub_1105C of the file BS_HWMIO64_W10.sys of the component IOCTL Handler. Such manipulation of the argument PhysicalAddress leads to write-what-where condition. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title BioStar Temperature Monitor Utility IOCTL BS_HWMIO64_W10.sys sub_1105C write-what-where
First Time appeared Biostar
Biostar temperature Monitor Utility
Weaknesses CWE-119
CWE-123
CPEs cpe:2.3:a:biostar:temperature_monitor_utility:*:*:*:*:*:*:*:*
Vendors & Products Biostar
Biostar temperature Monitor Utility
References
Metrics cvssV2_0

{'score': 6.8, 'vector': 'AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P'}

Subscriptions

Biostar Temperature Monitor Utility
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-21T04:45:07.782Z

Reserved: 2026-09-20T20:02:48.391Z

Link: CVE-2026-94142

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-21T05:16:42.053

Modified: 2026-09-21T05:16:42.053

Link: CVE-2026-94142

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses