CVE-2017-8682

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, Windows Server 2016, Microsoft Office Word Viewer, Microsoft Office 2007 Service Pack 3 , and Microsoft Office 2010 Service Pack 2 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-2017-8683.

Affected products

Vendor	Product	Affected	Fixed
Microsoft	Windows graphics	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, Windows Server 2016, Microsoft Office Word Viewer, Microsoft Office 2007 Service Pack 3 , and Microsoft Office 2010 Service Pack 2	—

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

Exploit-DB 1

Microsoft Windows Kernel - 'win32k.sys' '.TTF' Font Processing Out-of-Bounds Reads/Writes with Malformed 'fpgm' table 'win32k!bGeneratePath' (Denial of Service) EDB-42744 · dos · Sep 18, 2017 · verified

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

References

1039352 vdb-entry
100772 vdb-entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8682
42744 exploit