Windows Kernel
CVE-2019-1469 — Win32k Information Disclosure Vulnerability
Executive Summary
An information disclosure vulnerability exists when the win32k component improperly provides kernel information. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system. To exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted application. The security update addresses the vulnerability by correcting how win32k handles objects in memory.
Overview
5.5
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
CVSS Vector
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
Temporal Score: 5.0
EPSS Score
0.01634
probability of exploitation in the next 30 days
0.73194 percentile - updated 2026-06-20
View on FIRST.org
Affected Products
8 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Windows 10 Version 1909 for 32-bit Systems | 4530684 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1909 for ARM64-based Systems | 4530684 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1909 for x64-based Systems | 4530684 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 2004 for 32-bit Systems | 4565503 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 2004 for ARM64-based Systems | 4565503 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 2004 for x64-based Systems | 4565503 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server, version 1909 (Server Core installation) | 4530684 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server, version 2004 (Server Core installation) | 4565503 (Security Update) |
Important | Information Disclosure | Yes |
Patches
2 patches
| Article | Type | Restart |
|---|---|---|
4530684 |
Security Update | Yes |
4565503 |
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
Gil Dabah, Guopengfei from Codesafe Team of Legendsec at Qi'anxin Group, Shiyan Peng (Shanghai Jiao Tong University) , Donghui Yu (Shanghai Jiao Tong University)
References
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