Denial of service in Connected User Experiences and Telemetry Service



Published: 2018-12-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-8612
CWE-ID CWE-20
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Windows Server
Operating systems & Components / Operating system

Windows
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU16485

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-8612

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of values passed to certain functions within the Connected User Experiences and Telemetry Service. A local user can perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2016 10.0.14393.10 - 2019 1803

Windows: 10 1607 10.0.14393.10 - 10 1809 10.0.17763.1

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8612


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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