Denial of service in Connected User Experiences and Telemetry Service

Published: 2018-12-11
Severity 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 Windows Server Subscribe
Windows
Vendor Microsoft

Security Advisory

This security advisory describes one low risk vulnerability.

1) Input validation error

Severity: Low

CVSSv3: 4.8 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2018-8612

CWE-ID: CWE-20 - Improper Input Validation

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: 1709, 1803, 2016, 2019

Windows: 10 1607, 10 1703, 10 1709, 10 1803, 10 1809

CPE External links

https://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.