CVE-2017-8563: Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016…

Description

Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an elevation of privilege vulnerability due to Kerberos falling back to NT LAN Manager (NTLM) Authentication Protocol as the default authentication protocol, aka "Windows Elevation of Privilege Vulnerability".

CVSS vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack vector

Network

Complexity

High

Privileges

None

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)7.2% · higher than 94% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

WI

Windows · Microsoft

1511; 1607; 1703 · source: NVD

W7

Windows 7 · Microsoft

All versions, or not specified · source: NVD

W8

Windows 8.1 · Microsoft

All versions, or not specified · source: NVD

WR

Windows RT 8.1 · Microsoft

All versions, or not specified · source: NVD

WS

Windows Server 2008 · Microsoft

r2 · source: NVD

WS

Windows Server 2012 · Microsoft

r2 · source: NVD

WS

Windows Server 2016 · Microsoft

All versions, or not specified · source: NVD