MEDIUM
An Elevation of Privilege vulnerability exists when Cortana retrieves data from user input services without consideration for status, aka "Cortana Elevation of Privilege Vulnerability." This affects Windows 10 Servers, Windows 10
Published Jun 14, 2018
6.8
MEDIUMCVSS 3.0
EPSS 1.78%
Description
An Elevation of Privilege vulnerability exists when Cortana retrieves data from user input services without consideration for status, aka "Cortana Elevation of Privilege Vulnerability." This affects Windows 10 Servers, Windows 10.
Affected products
-
- Version Version 1709 for 32-bit SystemsStatusaffectedConstraints-
- Version Version 1709 for x64-based SystemsStatusaffectedConstraints-
- Version Version 1803 for 32-bit SystemsStatusaffectedConstraints-
- Version Version 1803 for x64-based SystemsStatusaffectedConstraints-
- Version
-
- Version version 1709 (Server Core Installation)StatusaffectedConstraints-
- Version version 1803 (Server Core Installation)StatusaffectedConstraints-
- 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 10 | n/a |
| |||||||||||||||
| Microsoft | Windows 10 Servers | n/a |
|
OR
- 1709
- 1803
- n/a
- 1709
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.
No CVSS v3.1 score for this CVE.
6.8 MEDIUM NVD
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Physical
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
4.6 MEDIUM NVD
AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.78% 0.01778
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01778
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 (27 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.78% (0.01778) | 77.42th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.64% (0.01643) | 73.27th | v5 (v2026.06.15) |
| Mar 17, 2026 | 0.82% (0.00817) | 74.13th | v4 (v2025.03.14) |
| Nov 30, 2025 | 1.94% (0.01941) | 82.87th | v4 (v2025.03.14) |
| Mar 30, 2025 | 0.84% (0.00842) | 72.60th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.32% (0.08316) | 86.86th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.65% (0.00648) | 69.06th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.21% (0.00212) | 60.14th | v3 (v2023.03.01) |
| Apr 23, 2024 | 0.22% (0.00216) | 59.26th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.28% (0.00281) | 67.56th | v3 (v2023.03.01) |
| Dec 15, 2023 | 0.28% (0.00281) | 64.99th | v3 (v2023.03.01) |
| Nov 5, 2023 | 0.27% (0.00266) | 64.04th | v3 (v2023.03.01) |
| Jul 13, 2023 | 0.40% (0.00396) | 69.89th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.40% (0.00402) | 70.06th | v3 (v2023.03.01) |
| Jun 8, 2023 | 0.40% (0.00397) | 69.74th | v3 (v2023.03.01) |
| Mar 15, 2023 | 0.35% (0.00352) | 67.49th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.43% (0.00430) | 70.48th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.42% (0.06416) | 91.03th | v2 (v2022.01.01) |
| Oct 5, 2022 | 6.42% (0.06416) | 90.69th | v2 (v2022.01.01) |
| Apr 27, 2022 | 5.85% (0.05853) | 89.62th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.27% (0.05274) | 88.80th | v2 (v2022.01.01) |
| Mar 21, 2022 | 5.27% (0.05274) | 76.42th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.79% (0.04794) | 74.58th | v2 (v2022.01.01) |
| Feb 3, 2022 | 8.76% (0.08756) | 86.41th | v1 |
| Jan 6, 2022 | 8.76% (0.08756) | 86.25th | v1 |
| Sep 1, 2021 | 8.76% (0.08756) | 93.70th | v1 |
| Apr 14, 2021 | 8.76% (0.08756) | 0.00th | v1 |
Weaknesses (0)
No CWE recorded.
References (3)
- http://www.securityfocus.com/bid/104354 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041108 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8140 x_refsource_CONFIRMPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/104354 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1041108 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8140 | x_refsource_CONFIRMPatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Jun 14, 2018
Updated Aug 5, 2024
Reserved Mar 14, 2018
Link CVE-2018-8140
CISA Vulnrichment
Updated n/a