PT-2017-18444 · Microsoft · Windows Server 2016+8

Published 2017-08-08 · Updated 2019-10-03 · CVE-2017-8624

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows Server 2008 SP2 and R2 SP1 Windows 7 SP1 Windows 8.1 Windows Server 2012 Gold and R2 Windows RT 8.1 Windows 10 versions 1511, 1607, 1703 Windows Server 2016

Description The issue is related to the way CLFS handles objects in memory, allowing an elevation of privilege. This could potentially allow attackers to affect the system.

Recommendations For Windows Server 2008 SP2 and R2 SP1, update to a newer version to mitigate the risk. For Windows 7 SP1, update to a newer version to mitigate the risk. For Windows 8.1, update to a newer version to mitigate the risk. For Windows Server 2012 Gold and R2, update to a newer version to mitigate the risk. For Windows RT 8.1, update to a newer version to mitigate the risk. For Windows 10 versions 1511, 1607, 1703, update to a newer version to mitigate the risk. For Windows Server 2016, update to a newer version to mitigate the risk.

Fix

Related Identifiers

CVE-2017-8624

ZDI-17-635

Affected Products

Clfs

Windows

Windows 10

Windows 7

Windows 8.1

Windows Rt 8.1

Windows Server 2008

Windows Server 2012

Windows Server 2016

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2017-8624 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8624 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8624 · Security Note
• https://osv.dev/vulnerability/CVE-2017-8624 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-17-635 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2017-8624 · Vendor Advisory
• http://securityfocus.com/bid/100061 · Note
• http://securitytracker.com/id/1039106 · Note