An elevation of privilege vulnerability exists when the MpSigStub.exe for Defender allows file deletion in arbitrary locations.
To exploit the vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted command that could exploit the vulnerability and delete protected files on an affected system once MpSigStub.exe ran again.
The update addresses the vulnerability and blocks the arbitrary deletion.

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Advisories
Source ID Title
EUVD EUVD EUVD-2019-9733 An elevation of privilege vulnerability exists when the MpSigStub.exe for Defender allows file deletion in arbitrary locations. To exploit the vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted command that could exploit the vulnerability and delete protected files on an affected system once MpSigStub.exe ran again. The update addresses the vulnerability and blocks the arbitrary deletion.
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2024-08-04T18:06:31.818Z

Reserved: 2018-11-26T00:00:00

Link: CVE-2019-1161

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-08-14T21:15:15.580

Modified: 2024-11-21T04:36:08.930

Link: CVE-2019-1161

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses