Vulnerability in Microsoft Device Guard (CVE-2017-0173)
Summary
Vulnerability in Microsoft Device Guard (CVE-2017-0173). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
Microsoft Windows 10 1607 and Windows Server 2016 allow an attacker to exploit a security feature bypass vulnerability in Device Guard that could allow the attacker to inject malicious code into a Windows PowerShell session, aka "Device Guard Code Integrity Policy Security Feature Bypass Vulnerability." This CVE ID is unique from CVE-2017-0215, CVE-2017-0216, CVE-2017-0218, and CVE-2017-0219.
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2017-0173 has been found in Microsoft Device Guard.
Risk of unauthorized operations or information disclosure. CVSS score: 5.3/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Microsoft Device Guard CVE-2017-0173" on the vendor's site.
CVE-2017-0173 (Microsoft Device Guard) — CVSS v3 5.3
Attack vector: local / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (unclassified) exists in Microsoft Device Guard.
Check the vendor advisory for the affected versions of Microsoft Device Guard.
Severity: Medium (CVSS 5.3/10). Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで Microsoft Device Guard を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- advisory securityfocus.com
- patch portal.msrc.microsoft.com