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Vulnerability record · CVE-2017-8477 · published 15 June 2017

CVE-2017-8477: Microsoft windows 10 information exposure vulnerability

Microsoft · Windows 10

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, and 1703, and Windows Server 2016 allow an authenticated attacker to run a specially crafted application when the Windows kernel improperly initializes objects in memory, aka "Win32k Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-8470, CVE-2017-8471, CVE-2017-8472, CVE-2017-8473, CVE-2017-8475, and CVE-2017-8484.

5.0 CVSS 3.0 Medium EPSS 5.1% · top 7.9% CWE-200 · Information exposure
5.0CVSS 3.0 base score, v2 1.9
5.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
7Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

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, and 1703, and Windows Server 2016 allow an authenticated attacker to run a specially crafted application when the Windows kernel improperly initializes objects in memory, aka "Win32k Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-8470, CVE-2017-8471, CVE-2017-8472, CVE-2017-8473, CVE-2017-8475, and CVE-2017-8484.

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

Affected products

7 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/98854 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038659 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8477 PatchVendor Advisory
https://www.exploit-db.com/exploits/42230/ Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/98854 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038659 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8477 PatchVendor Advisory
https://www.exploit-db.com/exploits/42230/ Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-8477), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.