MEDIUM
A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate input from a privileged user on a guest operating system, aka 'Windows Hyper-V Denial of Service Vulnerability'
Published Nov 12, 2019
6.2
MEDIUMCVSS 3.1
EPSS 1.71%
Description
A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate input from a privileged user on a guest operating system, aka 'Windows Hyper-V Denial of Service Vulnerability'. This CVE ID is unique from CVE-2019-0712, CVE-2019-1309, CVE-2019-1310.
Affected products
-
- Version 10 Version 1607 for x64-based SystemsStatusaffectedConstraints-
- Version 10 Version 1709 for x64-based SystemsStatusaffectedConstraints-
- Version 10 Version 1803 for x64-based SystemsStatusaffectedConstraints-
- Version 10 Version 1809 for x64-based SystemsStatusaffectedConstraints-
- Version 7 for x64-based Systems Service Pack 1StatusaffectedConstraints-
- Version 8.1 for x64-based systemsStatusaffectedConstraints-
- Version
-
- Version unspecifiedStatusaffectedConstraints-
- Version
-
- Version 2008 R2 for x64-based Systems Service Pack 1StatusaffectedConstraints-
- Version 2008 R2 for x64-based Systems Service Pack 1 (Core installation)StatusaffectedConstraints-
- Version 2008 for x64-based Systems Service Pack 2StatusaffectedConstraints-
- Version 2008 for x64-based Systems Service Pack 2 (Core installation)StatusaffectedConstraints-
- Version 2012StatusaffectedConstraints-
- Version 2012 (Core installation)StatusaffectedConstraints-
- Version 2012 R2StatusaffectedConstraints-
- Version 2012 R2 (Core installation)StatusaffectedConstraints-
- Version 2016StatusaffectedConstraints-
- Version 2016 (Core installation)StatusaffectedConstraints-
- Version 2019StatusaffectedConstraints-
- Version 2019 (Core installation)StatusaffectedConstraints-
- Version version 1803 (Core Installation)StatusaffectedConstraints-
- Version
-
- Version unspecifiedStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Windows | n/a |
| ||||||||||||||||||||||||||||||||||||||||||
| Microsoft | Windows 10 Version 1903 for x64-based Systems | n/a |
| ||||||||||||||||||||||||||||||||||||||||||
| Microsoft | Windows Server | n/a |
| ||||||||||||||||||||||||||||||||||||||||||
| Microsoft | Windows Server, version 1903 (Server Core installation) | n/a |
|
OR
- 1607
- 1709
- 1803
- 1809
- 1903
- n/a
- n/a
- n/a
- r2
- n/a
- r2
- n/a
- 1803
- 1903
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
6.2 MEDIUM NVD
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Attack Vector Adjacent
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Changed
Confidentiality Impact None
Integrity Impact None
Availability Impact High
No CVSS v3.0 score for this CVE.
5.5 MEDIUM NVD
AV:A/AC:L/Au:S/C:N/I:N/A:C
Access Vector Adjacent
Access Complexity Low
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.71% 0.01712
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01712
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.71% (0.01712) | 76.53th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.60% (0.01597) | 72.50th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.25% (0.00246) | 45.98th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00043) | 11.28th | v3 (v2023.03.01) |
| Jun 12, 2024 | 0.04% (0.00043) | 9.42th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00043) | 7.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.38% (0.01376) | 71.76th | v2 (v2022.01.01) |
| Oct 21, 2022 | 1.38% (0.01376) | 71.10th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.15% (0.01150) | 59.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.15% (0.01150) | 57.39th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.37% (0.01372) | 45.59th | v2 (v2022.01.01) |
| Feb 3, 2022 | 21.08% (0.21078) | 94.43th | v1 |
| Jan 6, 2022 | 21.08% (0.21078) | 94.37th | v1 |
| Sep 1, 2021 | 5.62% (0.05618) | 88.96th | v1 |
| Apr 14, 2021 | 5.62% (0.05618) | 0.00th | v1 |
Weaknesses (1)
References (1)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1399 x_refsource_MISCPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1399 | x_refsource_MISCPatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Nov 12, 2019
Updated Aug 4, 2024
Reserved Nov 26, 2018
Link CVE-2019-1399
CISA Vulnrichment
Updated n/a