CVE-2017-8683

MEDIUM

Windows Graphics - Remote Code Execution via Embedded Font Handling

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-8683. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit demonstrates a memory corruption vulnerability in win32k.sys triggered by malformed TTF font files, leading to a PAGE_FAULT_IN_NONPAGED_AREA crash. The issue is reproducible via the GetGlyphOutline() API and affects Windows 7 systems.

Description

Windows graphics on 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, and 1703, and Windows Server 2016, allows an attacker to execute remote code by the way it handles embedded fonts, aka "Win32k Graphics Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-8682.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdoswindows
https://www.exploit-db.com/exploits/42746

This exploit demonstrates a memory corruption vulnerability in win32k.sys triggered by malformed TTF font files, leading to a PAGE_FAULT_IN_NONPAGED_AREA crash. The issue is reproducible via the GetGlyphOutline() API and affects Windows 7 systems.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Windows 7 (win32k.sys)
No auth needed
Prerequisites: Custom program to call GetGlyphOutline() API · Special Pools enabled for win32k.sys
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/42746/
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1039338
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/100781

Scores

CVSS v3 5.5
EPSS 0.1920
EPSS Percentile 97.0%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-200
Status published
Products (12)
microsoft/windows_10
microsoft/windows_10 1511
microsoft/windows_10 1607
microsoft/windows_10 1703
microsoft/windows_7
microsoft/windows_8.1
microsoft/windows_server_2008
microsoft/windows_server_2008 r2 sp1 (2 CPE variants)
microsoft/windows_server_2012
microsoft/windows_server_2012 r2
... and 2 more
Published Sep 13, 2017
Tracked Since Feb 18, 2026