Vigil@nce - Windows: privilege escalation via win32k-MNGetpItemFromIndex NtUserMNDragOver
May 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
Impacted products: Windows 10, Windows 2008 R0, Windows 2008 R2,
Windows 2012, Windows 2016, Windows 2019, Windows 7, Windows 8,
Windows RT.
Severity: 2/4.
Consequences: administrator access/rights, privileged
access/rights.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 11/03/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass restrictions via win32k::MNGetpItemFromIndex
NtUserMNDragOver() of Windows, in order to escalate his privileges.
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