SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-0164

A denial of service vulnerability exists in Windows 10 1607 and Windows Server 2016 Active Directory when an authenticated attacker sends malicious search queries, aka "Active Directory Denial of Service Vulnerability."

MEDIUM 4.4EPSS 3.90%

Does this matter?

Lower severity and a low EPSS score (3.90%). Track it; it rarely justifies an emergency change on its own.

Description

A denial of service vulnerability exists in Windows 10 1607 and Windows Server 2016 Active Directory when an authenticated attacker sends malicious search queries, aka "Active Directory Denial of Service Vulnerability."

CVSS 3.0
4.4 MEDIUMCVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS
3.90% probability · 90th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-20
Affected
microsoft/windows 10 · microsoft/windows server 2016
Source
secure@microsoft.com
EPSS trend
0%3%5%27 October 2026: 3.90%27 October 202627 October 2026

EPSS 3.9% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.