CVE-2017-8477: Microsoft Corporation Microsoft Windows…

CVE-2017-8477: Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server...

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.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 5, 2024, 16:34 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2017-8477 is a Windows kernel information disclosure flaw. An authenticated attacker who can run a crafted application could expose memory information. The business concern is mainly legacy Windows exposure: old or unsupported systems may remain vulnerable if Microsoft guidance was not applied. Likely exposure is limited to systems running the listed Windows versions: Windows 7 SP1, Windows 8.1/RT 8.1, Windows Server 2008/2012/2016, and early Windows 10 releases, especially where patch status is unknown. Treat as a legacy Windows hygiene issue with moderate urgency. It is not KEV-listed in the supplied data, but public exploit material is referenced and older Windows assets can create durable attacker advantage if left unmanaged. Mitigation focus: Check Microsoft MSRC guidance for official update and remediation details.; Inventory systems for the affected Windows versions listed in the CVE.; Prioritize remediation for internet-adjacent or broadly accessible legacy Windows systems..

Prepared: Jun 13, 2026, 04:43 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2017-8477 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jun 15, 2017, 01:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
42230CVE reference · exploit, x_refsource_EXPLOIT-DB
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8477CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

Microsoft CorporationMicrosoft WindowsMicrosoft 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.Listed

Weakness

CWE details

No CWE listed

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