Security readout for executives and security teams
Plain-English summary
This is a high-severity Microsoft Hyper-V issue affecting Shared Virtual Hard Disks on several Windows Server releases. A low-privileged attacker with network access could cause serious confidentiality impact, and the CVSS vector also records high availability impact. The source bundle does not show active exploitation.
Executive priority
Treat this as a priority infrastructure patching item where affected Hyper-V hosts support production workloads. It is not KEV-listed in the provided evidence, but the high CVSS score and virtualization context justify timely remediation and clear exception tracking.
Technical view
CVE-2022-24539 is an information disclosure vulnerability in Windows Hyper-V Shared Virtual Hard Disks. Microsoft lists affected Windows Server 2016, 2019, 2022, Server Core variants, and Windows Server version 20H2. CVSS 3.1 is 8.1: network attack vector, low complexity, low privileges, no user interaction, unchanged scope, high confidentiality impact, and high availability impact.
Likely exposure
Likely exposure is limited to organizations running affected Windows Server versions with Hyper-V Shared Virtual Hard Disks in use. The source bundle does not identify client Windows products, non-Microsoft hypervisors, or cloud-specific managed services as affected.
Exploitation context
The CVE is not listed in KEV in the provided bundle, and no cited source states active exploitation. The CVSS vector indicates exploitation would require prior low privileges but no user interaction and could be attempted over a network path.
Researcher notes
The public bundle provides severity, affected products, CVSS vector, and Microsoft advisory reference, but no CWE, root cause detail, exploit description, or compensating control. Avoid assumptions about exploitability beyond the CVSS vector and vendor advisory.
Mitigation direction
- Review Microsoft MSRC guidance for CVE-2022-24539.
- Apply the official Microsoft remediation for affected Windows Server hosts.
- Prioritize Hyper-V hosts using Shared Virtual Hard Disks.
- Check patch coverage for Windows Server 2016, 2019, 2022, and 20H2.
- Monitor Microsoft guidance for any revised remediation details.
Validation and detection
- Inventory Hyper-V hosts and Shared Virtual Hard Disk usage.
- Compare server versions against Microsoft’s affected product list.
- Confirm patch management shows CVE-2022-24539 remediated.
- Review exception lists for unpatched Hyper-V hosts.
- Document any unsupported or deferred remediation cases.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2022-24539 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 8.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C2.85.2Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.1HighVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- Windows Hyper-V Shared Virtual Hard Disks Information Disclosure VulnerabilityCVE reference · vendor-advisory
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.