CVE-2026-45642 | BDVDB-2026-339151 Detail

MicrosoftWindows 10 Version 1607

Description#

Improper input validation in Microsoft Azure Attestation service and Device Health Attestation Service allows an authorized attacker to perform spoofing with a physical attack.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact high, availability impact none. Attack vector: physical.

Weaknesses#

CWE-20 Improper Input Validation

References#

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45642

Exploit#

No public exploit known

History#

Version 12026-06-09Record published in the CVE List.
Version 22026-09-24Most recent update recorded in the CVE List.

Published

Published: 2026-06-09
Last modified: 2026-09-24

Vendor information

Vendor: Microsoft
Product: Windows 10 Version 1607

All Microsoft vulnerabilities

Score

3.9 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 25.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Improper Input Validation

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 10.0.14393.0 and < 10.0.14393.9234
Fixed
10.0.14393.9234

Scoring System

CVSS v4.0

Not available

CVSS v3.1

3.9 Low

CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C

Metric breakdown
Attack Vector	Physical
Attack Complexity	Low
Privileges Required	High
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	High
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).