CVE-2023-36908HighCVSS 6.5

Windows Hyper-V Information Disclosure Vulnerability

Published
August 8, 2023
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2023-36908 →

📋 Description

According to the CVSS metric, the Hyper-V attack vector is adjacent (AV:A). What does that mean for this vulnerability? Where the attack vector metric is Adjacent (A), this represents virtual machines connected via a Hyper-V Network Virtualization (HNV) logical network. This configuration forms an isolation boundary where the virtual machines within the virtual network can only communicate with each other. In this attack vector, the vulnerable component is bound to the network stack, but the attack is limited to systems configured to use the HNV network.

What type of information could be disclosed by this vulnerability? The type of information that could be disclosed if a Hyper-V Guest attacker successfully exploited this vulnerability is data from the Hyper-V Host.

🎯 Affected products21

  • Windows 10 Version 1607 for x64-based Systems
  • Windows 10 Version 1809 for x64-based Systems
  • Windows 10 Version 21H2 for x64-based Systems
  • Windows 10 Version 22H2 for x64-based Systems
  • Windows 10 for x64-based Systems
  • Windows 11 Version 22H2 for ARM64-based Systems
  • Windows 11 Version 22H2 for x64-based Systems
  • Windows 11 version 21H2 for ARM64-based Systems
  • Windows 11 version 21H2 for x64-based Systems
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
  • Windows Server 2012
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012 R2
  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2016
  • Windows Server 2016 (Server Core installation)
  • Windows Server 2019
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)

✅ Remediation

KB5029247 (Security Update) — fixed build 10.0.17763.4737 KB5029250 (Security Update) — fixed build 10.0.20348.1906 KB5029367 (Security Hotpatch Update) — fixed build 10.0.20348.1903 KB5029253 (Security Update) — fixed build 10.0.22000.2295 KB5029244 (Security Update) — fixed build 10.0.19044.3324 KB5029263 (Security Update) — fixed build 10.0.22621.2134 KB5029244 (Security Update) — fixed build 10.0.19045.3324 KB5029259 (Security Update) — fixed build 10.0.10240.20107 KB5029242 (Security Update) — fixed build 10.0.14393.6167 KB5029296 (Monthly Rollup) — fixed build 6.1.7601.26664 KB5029307 (Security Only) — fixed build 6.1.7601.26664 KB5029295 (Monthly Rollup) — fixed build 6.2.9200.24414 KB5029308 (Security Only) — fixed build 6.2.9200.24414 KB5029312 (Monthly Rollup) — fixed build 6.3.9600.21503 KB5029304 (Security Only) — fixed build 6.3.9600.21503

🔗 References (29)