PT-2018-1877 · Microsoft · Windows 10 Servers+4

Alex Ionescu · Published 2018-11-13 · Updated 2018-12-17 · CVE-2018-8454

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Windows 10 versions (affected versions not specified) Windows Server 2019 versions (affected versions not specified) Windows 10 Servers versions (affected versions not specified)

Description An information disclosure issue exists due to the Windows Audio Service's failure to properly handle objects in memory. This could allow an attacker to obtain access to protected information in the memory of a privileged process.

Recommendations For Windows 10, consider restricting access to sensitive information until a fix is available. For Windows Server 2019, restrict access to the Windows Audio Service to minimize the risk of exploitation. For Windows 10 Servers, avoid using the Windows Audio Service for sensitive operations until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Information Disclosure

Weakness Enumeration

CWE-20

CWE-200

Related Identifiers

BDU:2018-01479

CVE-2018-8454

Affected Products

Windows

Windows 10

Windows 10 Servers

Windows Audio Service

Windows Server 2019

References · 10

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2018-8454 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8454 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-8454 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8454 · Vendor Advisory
• https://bdu.fstec.ru/vul/2018-01479 · Security Note
• https://osv.dev/vulnerability/CVE-2018-8454 · Vendor Advisory
• http://securitytracker.com/id/1042122 · Note
• http://securityfocus.com/bid/105799 · Note
• https://securitylab.ru/vulnerability/496462.php · Note
• https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2018-8454 · Note