Vulnerability Intelligence Report
Microsoft Windows AppX Deployment Extensions Privilege Escalation Vulnerability
CVE-2019-1385
An elevation of privilege vulnerability exists when the Windows AppX Deployment Extensions improperly performs privilege management, resulting in access to system files.To exploit this vulnerability, an authenticated attacker would need to run a specially crafted application to elevate privileges.The security update addresses the vulnerability by correcting how AppX Deployment Extensions manages privileges., aka 'Windows AppX Deployment Extensions Elevation of Privilege Vulnerability'.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.8
HIGH
Exploitability:1.9
Impact Score:5.9
EPSS Probability:3.62%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-59 ↗CWE-59 Improper Link Resolution Before File Access ('Link Following')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Windows | 10 Version 1709 for 32-bit Systems (affected), 10 Version 1709 for x64-based Systems (affected), 10 Version 1803 for 32-bit Systems (affected), 10 Version 1803 for x64-based Systems (affected), 10 Version 1803 for ARM64-based Systems (affected), 10 Version 1809 for 32-bit Systems (affected), 10 Version 1809 for x64-based Systems (affected), 10 Version 1809 for ARM64-based Systems (affected), 10 Version 1709 for ARM64-based Systems (affected) |
| Microsoft | Windows Server | version 1803 (Core Installation) (affected), 2019 (affected), 2019 (Core installation) (affected) |
| Microsoft | Windows 10 Version 1903 for 32-bit Systems | unspecified (affected) |
| Microsoft | Windows 10 Version 1903 for x64-based Systems | unspecified (affected) |
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | unspecified (affected) |
| Microsoft | Windows Server, version 1903 (Server Core installation) | unspecified (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2018-11-26T00:00:00 |
| Published | 2019-11-12T18:52:54 |
| Last Updated | 2026-08-12T03:55:59 |
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