SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-8480

The kernel in Microsoft 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 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an authenticated attacker to obtain information…

EXPLOIT ✓MEDIUM 5.0EPSS 3.42%

Does this matter?

A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 3.4%. Treat it as high on anything reachable from the internet.

Description

The kernel in Microsoft 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 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an authenticated attacker to obtain information via a specially crafted application. aka "Windows Kernel Information Disclosure Vulnerability," a different vulnerability than CVE-2017-8492, CVE-2017-8491, CVE-2017-8490, CVE-2017-8489, CVE-2017-8488, CVE-2017-8485, CVE-2017-8483, CVE-2017-8482, CVE-2017-8479, CVE-2017-8478, CVE-2017-8476, CVE-2017-8474, CVE-2017-8469, CVE-2017-8462, CVE-2017-0300, CVE-2017-0299, and CVE-2017-0297.

CVSS 3.0
5.0 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
EPSS
3.42% probability · 89th percentile
Public exploits
1 in Exploit-DB · verified · first 22 June 2017
CISA KEV
Not listed
Weakness
CWE-200
Affected
microsoft/windows 10 · microsoft/windows 7 · microsoft/windows 8.1 · microsoft/windows rt 8.1 · microsoft/windows server 2008 · microsoft/windows server 2012 · microsoft/windows server 2016
Source
secure@microsoft.com
EPSS trend
0%3%5%27 October 2026: 3.42%27 October 202627 October 2026

EPSS 3.4% 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.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-42233source ↗Microsoft Windows - 'nt!NtQueryInformationTransaction (information class 1)' Kernel Stack Memory Disclosurewindows · Google Security Researchdos22 June 2017yes

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