CVE-2020-1084 (GCVE-0-2020-1084)
Vulnerability from cvelistv5 – Published: 2020-05-21 22:53 – Updated: 2026-08-19 16:33
VLAI
EPSS
VEX
Title
Connected User Experiences and Telemetry Service Denial of Service Vulnerability
Summary
A Denial Of Service vulnerability exists when Connected User Experiences and Telemetry Service fails to validate certain function values.
An attacker who successfully exploited this vulnerability could deny dependent security feature functionality.
To exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted application.
The security update addresses the vulnerability by correcting how the Connected User Experiences and Telemetry Service validates certain function values.
Severity
CWE
- Denial of Service
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
| https://portal.msrc.microsoft.com/en-US/security-… | x_refsource_MISCx_transferred |
Impacted products
18 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 1507 |
Affected:
10.0.10240.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1607 |
Affected:
10.0.14393.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1709 |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1709 for 32-bit Systems |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1803 |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.17763.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1903 for 32-bit Systems |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1903 for x64-based Systems |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows 10 Version 1909 |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows Server 2016 |
Affected:
10.0.14393.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows Server 2016 (Server Core installation) |
Affected:
10.0.14393.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows Server 2019 |
Affected:
10.0.17763.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.17763.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows Server, version 1803 (Server Core Installation) |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows Server, version 1903 (Server Core installation) |
Affected:
10.0.0 , < publication
(custom)
|
guessed | |
| Microsoft | Windows Server, version 1909 (Server Core installation) |
Affected:
10.0.0 , < publication
(custom)
|
guessed |
Date Public
2020-05-12 14:00
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Un atacante que explot\u00f3 con \u00e9xito esta vulnerabilidad podr\u00eda denegar la funcionalidad de la caracter\u00edstica de seguridad dependiente. Para explotar esta vulnerabilidad, un atacante tendr\u00eda que iniciar sesi\u00f3n en un sistema afectado y ejecutar una aplicaci\u00f3n especialmente dise\u00f1ada. La actualizaci\u00f3n de seguridad aborda la vulnerabilidad al corregir la forma en que el Connected User Experiences y Telemetry Service comprueba determinados valores de funci\u00f3n, tambi\u00e9n se conoce como \\\"\\\"Connected User Experiences and Telemetry Service Denial of Service Vulnerability\\\"\\\". 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Systems\"],\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows 10 Version 1803\",\"platforms\":[\"32-bit Systems\",\"ARM64-based Systems\",\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows 10 Version 1809\",\"platforms\":[\"32-bit Systems\",\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.17763.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows 10 Version 1809\",\"platforms\":[\"ARM64-based Systems\"],\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows 10 Version 1903 for 32-bit Systems\",\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows 10 Version 1903 for ARM64-based Systems\",\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows 10 Version 1903 for x64-based Systems\",\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows 10 Version 1909\",\"platforms\":[\"32-bit Systems\",\"ARM64-based Systems\",\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows Server 2016\",\"platforms\":[\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.14393.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows Server 2016 (Server Core installation)\",\"platforms\":[\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.14393.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows Server 2019\",\"platforms\":[\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.17763.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows Server 2019 (Server Core installation)\",\"platforms\":[\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.17763.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows Server, version 1803 (Server Core Installation)\",\"platforms\":[\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows Server, version 1903 (Server Core installation)\",\"platforms\":[\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]},{\"vendor\":\"Microsoft\",\"product\":\"Windows Server, version 1909 (Server Core installation)\",\"platforms\":[\"x64-based Systems\"],\"versions\":[{\"version\":\"10.0.0\",\"lessThan\":\"publication\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":2.1,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":3.9,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"084984D5-D241-497B-B118-50C6C1EAD468\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:*\",\"matchCriteriaId\":\"BA592626-F17C-4F46-823B-0947D102BBD2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*\",\"matchCriteriaId\":\"897A48D7-FCA1-4560-AFBB-718AF19BA3A2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:*\",\"matchCriteriaId\":\"507EB48C-F479-424C-8ABA-C279AB4FE3F4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"83B14968-3985-43C3-ACE5-8307196EFAE3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7CB85C75-4D35-480E-843D-60579EC75FCB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6B8F3DD2-A145-4AF1-8545-CC42892DA3D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3FB5CDAE-C713-4D9D-9D6A-2C2E8924A4BB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E9273B95-20ED-4547-B0A8-95AD15B30372\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"041FF8BA-0B12-4A1F-B4BF-9C4F33B7C1E7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DB79EE26-FC32-417D-A49C-A1A63165A968\"}]}]}],\"references\":[{\"url\":\"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-1084\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1084\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}"
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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