Summary
Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
What type of information could be disclosed by this vulnerability?
An attacker who successfully exploited this vulnerability could view heap memory from a privileged process running on the server.
Security updates
10.0.17763.9376 — https://support.microsoft.com/help/5126651
10.0.20348.5761 — https://support.microsoft.com/help/5126655
10.0.26100.33650 — https://support.microsoft.com/help/5126646
Vulnerabilities 1
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High 7.5
Microsoft Azure Attestation service and Device Health Attestation Service Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Azure Attestation service and Device Health Attestation Service allows an unauthorized attacker to disclose information over a network.
Revision history
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#1
Information published.
References
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CVE-2026-69577 Microsoft Azure Attestation service and Device Health Attestation Service Information Disclosure Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69577
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss