7.8
High
CVE-2019-1385 Microsoft Windows AppX Deployment Extensions Privilege Escalation Vulnerability
Active exploitation observed
· CISA KEV catalogue
Required action
Apply updates per vendor instructions.
Ransomware campaigns
Known to be used
Weakness
CWE-59
Description
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'.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows | Versions not published | |
| Windows Server | 2019 | No fix stated |
| Windows 10 Version 1903 for 32-bit Systems | Versions not published | |
| Windows 10 Version 1903 for x64-based Systems | Versions not published | |
| Windows 10 Version 1903 for ARM64-based Systems | Versions not published | |
| Windows Server, version 1903 (Server Core installation) | Versions not published |
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