CVE-2017-11831

MEDIUM

Windows kernel - Information Disclosure via Memory Initialization

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-11831. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit demonstrates an information leak vulnerability in Windows 10 via the nt!NtQueryDirectoryFile system call, which discloses uninitialized kernel pool memory to user-mode clients. The PoC triggers the vulnerability by querying directory information for a specific file (e.g., explorer.exe) and prints the leaked memory contents.

Description

Windows kernel in Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2008 SP2 and R2 SP1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016, and Windows Server, version 1709 allows an attacker to log on to an affected system, and run a specially crafted application that can compromise the user's system due to how the Windows kernel initializes memory, aka "Windows Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-11880.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · c++doswindows
https://www.exploit-db.com/exploits/43165

This exploit demonstrates an information leak vulnerability in Windows 10 via the nt!NtQueryDirectoryFile system call, which discloses uninitialized kernel pool memory to user-mode clients. The PoC triggers the vulnerability by querying directory information for a specific file (e.g., explorer.exe) and prints the leaked memory contents.

Classification
Working Poc 100%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Microsoft Windows 10 (luafv.sys)
Auth required
Prerequisites: Local access to the target system · Ability to execute arbitrary code on the target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/43165/
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1039782
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/101721

Scores

CVSS v3 4.7
EPSS 0.0297
EPSS Percentile 86.9%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-200
Status published
Products (15)
microsoft/windows_10
microsoft/windows_10 1511
microsoft/windows_10 1607
microsoft/windows_10 1703
microsoft/windows_10 1709
microsoft/windows_7
microsoft/windows_8.1
microsoft/windows_rt_8.1
microsoft/windows_server 1709
microsoft/windows_server_2008
... and 5 more
Published Nov 15, 2017
Tracked Since Feb 18, 2026