CVE-2017-8470

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-2017-8471, CVE-2017-8472, CVE-2017-8473, CVE-2017-8475, CVE-2017-8477, and CVE-2017-8484.

Affected products

Vendor	Product	Affected	Fixed
Microsoft	Microsoft Windows	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.	—

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 - 'win32k!NtGdiExtGetObjectW' Kernel Stack Memory Disclosure EDB-42223 · dos · Jun 22, 2017 · verified

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

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8470
98848 vdb-entry
42223 exploit