Medium [CVE-2020-1084] Connected User Experiences and Telemetry Service Denial of Service Vulnerability
This medium-severity Microsoft Server advisory covers CVE-2020-1084 affecting Windows Server 2016 (Server Core installation), Windows Server 2019 (Server Core installation), Windows Server, version 1803 (Server Core Installation).
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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.
Affected products named by the advisory: Windows Server 2016; Windows Server 2016 (Server Core installation); Windows Server 2019; Windows Server 2019 (Server Core installation); and 3 more.
Affected products named by the advisory: Windows Server, version 1803 (Server Core Installation); Windows Server, version 1903 (Server Core installation); Windows Server, version 1909 (Server Core installation).
- Windows 10 Version 1507 10.0.10240.0 before publication
- Windows 10 Version 1607 10.0.14393.0 before publication
- Windows 10 Version 1709 10.0.0 before publication
- Windows 10 Version 1709 for 32-bit Systems 10.0.0 before publication
- Windows 10 Version 1803 10.0.0 before publication
- Windows 10 Version 1809 10.0.17763.0 before publication
- Windows 10 Version 1809 10.0.0 before publication
- Windows 10 Version 1903 for 32-bit Systems 10.0.0 before publication
- Windows 10 Version 1903 for ARM64-based Systems 10.0.0 before publication
- Windows 10 Version 1903 for x64-based Systems 10.0.0 before publication
- Windows 10 Version 1909 10.0.0 before publication
- Windows Server 2016 10.0.14393.0 before publication
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
- publication
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
Mitigation checklist
- The security update addresses the vulnerability by correcting how the Connected User Experiences and Telemetry Service validates certain function values.
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
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