PT-2018-1795 · Microsoft · Windows Server 2016+10

Long Li · Published 2018-11-13 · Updated 2018-12-14 · CVE-2018-8565

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 7 Windows Server 2012 R2 Windows RT 8.1 Windows Server 2008 Windows Server 2012 Windows 8.1 Windows Server 2016 Windows Server 2008 R2 Windows 10 Windows 10 Servers

Description An information disclosure issue exists due to the win32k component improperly providing kernel information. This could allow an attacker to disclose protected information using a specially crafted application.

Recommendations For Windows 7, apply the necessary patch to fix the win32k component issue. For Windows Server 2012 R2, update the win32k component to prevent information disclosure. For Windows RT 8.1, install the latest security update to address the win32k vulnerability. For Windows Server 2008, apply the recommended fix to the win32k component. For Windows Server 2012, update the system to prevent exploitation of the win32k issue. For Windows 8.1, install the necessary patch to secure the win32k component. For Windows Server 2016, apply the latest security update to fix the win32k vulnerability. For Windows Server 2008 R2, update the win32k component to prevent information disclosure. For Windows 10, install the latest security patch to address the win32k issue. For Windows 10 Servers, apply the necessary update to secure the win32k component.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BDU:2018-01395

CVE-2018-8565

Affected Products

Windows

Windows 10

Windows 10 Servers

Windows 7

Windows 8.1

Windows Rt 8.1

Windows Server 2008

Windows Server 2008 R2

Windows Server 2012

Windows Server 2012 R2

Windows Server 2016

References · 11

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8565 · Vendor Advisory
• https://bdu.fstec.ru/vul/2018-01395 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2018-8565 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-8565 · Security Note
• https://osv.dev/vulnerability/CVE-2018-8565 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8565 · Security Note
• https://vuldb.com/?id.126739 · Note
• https://securitylab.ru/vulnerability/496451.php · Note
• https://cybersecurity-help.cz/vdb/SB2018111319 · Note
• http://securityfocus.com/bid/105791 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8565 · Note