CVE-2019-1064

HIGHCISA KEV

7.8

Description

An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links. An attacker who successfully exploited this vulnerability could run processes in an elevated context. An attacker could then install programs; view, change or delete data. To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system. The security update addresses the vulnerability by correcting how Windows AppX Deployment Service handles hard links.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published6/12/2019

Last Modified10/29/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorMicrosoft

ProductWindows

Vulnerability NameMicrosoft Windows AppX Deployment Service (AppXSVC) Privilege Escalation Vulnerability

KEV Date Added2022-03-15

Remediation Due Date2022-04-05

Ransomware UseKnown

Affected Products

microsoft:windows_10_1607microsoft:windows_10_1703microsoft:windows_10_1709microsoft:windows_10_1803microsoft:windows_10_1809microsoft:windows_10_1903microsoft:windows_server_1709microsoft:windows_server_1803microsoft:windows_server_1903microsoft:windows_server_2016microsoft:windows_server_2019

Weaknesses (CWE)

CWE-59CWE-59

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-1064(secure@microsoft.com)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1064(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1064(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.