Main Vulnerability Database Vulnerabilities #VU9303

Information disclosure in Microsoft Windows and Windows Server - CVE-2017-11831

Published: November 14, 2017 / Updated: September 14, 2018

Vulnerability identifier: #VU9303

CSH Severity: Low

CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2017-11831

CWE-ID: CWE-200

Exploitation vector: Local access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a local user to obtain potentially sensitive information.

The vulnerability exists due to an error when the Windows kernel fails to properly initialize a memory address.. A local user can obtain potentially sensitive information.

Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2017-11831

Install updates from vendor's website.

Links to Public Exploits and PoC-codes

Exploit #1373 - Microsoft Windows 10 - 'nt!NtQueryDirectoryFile (luafv!LuafvCopyDirectoryEntry)' Pool Memory Disclosure (March 18, 2020)

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11831

Related Security Bulletins

Multiple vulnerabilities in Microsoft Windows