Vigil@nce - Microsoft Windows: privilege escalation via _SchRpcRegisterTask
July 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
An attacker can bypass restrictions via _SchRpcRegisterTask() of
MS-Windows, in order to escalate his privileges.
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 a trusted third party (4/5).
Creation date: 22/05/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass restrictions via _SchRpcRegisterTask() of
MS-Windows, in order to escalate his privileges.
This vulnerability may actually be CVE-2019-0863 (see
VIGILANCE-VUL-29301).
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