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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.

PUBLISHED Reserved 2026-05-12 | Published 2026-06-09 | Updated 2026-06-10 | Assigner microsoft




LOW: 3.9CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C

Problem types

CWE-20: Improper Input Validation

Product status

10.0.14393.0 (custom) before 10.0.14393.9234
affected

10.0.17763.0 (custom) before 10.0.17763.8880
affected

10.0.19044.0 (custom) before 10.0.19044.7417
affected

10.0.19045.0 (custom) before 10.0.19045.7417
affected

10.0.22631.0 (custom) before 10.0.22631.7219
affected

10.0.22631.0 (custom) before 10.0.22631.7219
affected

10.0.26100.0 (custom) before 10.0.26100.8655
affected

10.0.26200.0 (custom) before 10.0.26200.8655
affected

10.0.28000.0 (custom) before 10.0.28000.2269
affected

6.2.9200.0 (custom) before 6.2.9200.26132
affected

6.2.9200.0 (custom) before 6.2.9200.26132
affected

6.3.9600.0 (custom) before 6.3.9600.23228
affected

6.3.9600.0 (custom) before 6.3.9600.23228
affected

10.0.14393.0 (custom) before 10.0.14393.9234
affected

10.0.14393.0 (custom) before 10.0.14393.9234
affected

10.0.17763.0 (custom) before 10.0.17763.8880
affected

10.0.17763.0 (custom) before 10.0.17763.8880
affected

10.0.20348.0 (custom) before 10.0.20348.5256
affected

10.0.26100.0 (custom) before 10.0.26100.32995
affected

10.0.26100.0 (custom) before 10.0.26100.32995
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45642 (Microsoft Azure Attestation service and Device Health Attestation Service Spoofing Vulnerability) vendor-advisory patch

cve.org (CVE-2026-45642)

nvd.nist.gov (CVE-2026-45642)

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