Windows Shell
CVE-2019-1184 — Windows Elevation of Privilege Vulnerability
Executive Summary
An elevation of privilege vulnerability exists when Windows Core Shell COM Server Registrar improperly handles COM calls. An attacker who successfully exploited this vulnerability could potentially set certain items to run at a higher level and thereby elevate permissions. 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 update addresses this vulnerability by correcting unprotected COM calls.
Overview
6.7
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
CVSS Vector
ATTACK VECTOR
Local
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
Low
USER INTERACTION
Required
SCOPE
Unchanged
Temporal Score: 6.0
EPSS Score
0.70227
probability of exploitation in the next 30 days
0.993 percentile - updated 2026-06-20
View on FIRST.org
Affected Products
13 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Windows 10 Version 1803 for 32-bit Systems | 4512501 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1803 for ARM64-based Systems | 4512501 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1803 for x64-based Systems | 4512501 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1809 for 32-bit Systems | 4511553 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1809 for ARM64-based Systems | 4511553 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1809 for x64-based Systems | 4511553 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1903 for 32-bit Systems | 4512508 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1903 for ARM64-based Systems | 4512508 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1903 for x64-based Systems | 4512508 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows Server 2019 | 4511553 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows Server 2019 (Server Core installation) | 4511553 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows Server, version 1803 (Server Core Installation) | 4512501 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows Server, version 1903 (Server Core installation) | 4512508 (Security Update) |
Important | Elevation of Privilege | Yes |
Patches
3 patches
| Article | Type | Restart |
|---|---|---|
4512501 |
Security Update | Yes |
4511553 |
Security Update | Yes |
4512508 |
Security Update | Yes |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
References
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