Use of uninitialized resource in Microsoft Windows Server
Priority LOW 28CWE-908Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-908 and the CVSS impact.
Summary
An information disclosure vulnerability exists when Windows Hyper-V writes uninitialized memory to disk, aka 'Windows Hyper-V Information Disclosure Vulnerability'.
Why it matters now
EPSS 0.01326 71st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Microsoft | Windows Server | 2016; 2016 (Core installation); version 1803 (Core Installation); 2019; 2019 (Core installation) | — | No fix listed | CNA |
| Microsoft | Windows | 10 Version 1607 for x64-based Systems; 10 Version 1703 for x64-based Systems; 10 Version 1709 for x64-based Systems; 10 Version 1803 for x64-based Systems; 10 Version 1809 for x64-based Systems | — | No fix listed | CNA |
| Microsoft | Windows 10 Version 1903 for x64-based Systems | all versions | — | No fix listed | CNA |
| Microsoft | Windows Server, version 1903 (Server Core installation) | all versions | — | No fix listed | CNA |
- Windows Server VendorMicrosoft Affected 2016; 2016 (Core installation); version 1803 (Core Installation); 2019; 2019 (Core installation) Fixed in — No fix listed CNA
- Windows VendorMicrosoft Affected 10 Version 1607 for x64-based Systems; 10 Version 1703 for x64-based Systems; 10 Version 1709 for x64-based Systems; 10 Version 1803 for x64-based Systems; 10 Version 1809 for x64-based Systems Fixed in — No fix listed CNA
- Windows 10 Version 1903 for x64-based Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Windows Server, version 1903 (Server Core installation) VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:* | 1607 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:x64:* | 1703 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:x64:* | 1709 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:* | 1803 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x64:* | 1809 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:x64:* | 1903 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:* | 1803 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:* | 1903 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Microsoft |
- cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:* Versions 1607 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:x64:* Versions 1703 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:x64:* Versions 1709 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:* Versions 1803 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x64:* Versions 1809 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:x64:* Versions 1903 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:* Versions 1803 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:* Versions 1903 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-1254
- 2026-10-03 Alias added: GHSA-fjpm-pqjx-wj5g
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Sources
- CVE-2019-1254 · CVE Program
- CVE-2019-1254 · NVD
- FIRST EPSS
- GHSA-fjpm-pqjx-wj5g · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences