Microsoft Windows
CVE-2018-8239 — Windows GDI Information Disclosure Vulnerability
Executive Summary
An information disclosure vulnerability exists when the Windows GDI component improperly discloses the contents of its memory. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system. There are multiple ways an attacker could exploit the vulnerability, such as by convincing a user to open a specially crafted document, or by convincing a user to visit an untrusted webpage. The security update addresses the vulnerability by correcting how the Windows GDI component handles objects in memory.
Overview
4.4
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
CONFIDENTIALITY
High
INTEGRITY
None
AVAILABILITY
None
Temporal Score: 4.4
EPSS Score
No EPSS score available for this CVE.
View on FIRST.orgAffected Products
12 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Windows 10 Version 1607 for 32-bit Systems | 4284880 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1607 for x64-based Systems | 4284880 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1703 for 32-bit Systems | 4284874 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1703 for x64-based Systems | 4284874 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1709 for 32-bit Systems | 4284819 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1709 for x64-based Systems | 4284819 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1803 for 32-bit Systems | 4284835 (Security Update) |
Important | Information Disclosure | Yes |
| Windows 10 Version 1803 for x64-based Systems | 4284835 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server 2016 | 4284880 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server 2016 (Server Core installation) | 4284880 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server, version 1709 (Server Core Installation) | 4284819 (Security Update) |
Important | Information Disclosure | Yes |
| Windows Server, version 1803 (Server Core Installation) | 4284835 (Security Update) |
Important | Information Disclosure | Yes |
Patches
4 patches
| Article | Type | Restart |
|---|---|---|
4284880 |
Security Update | Yes |
4284874 |
Security Update | Yes |
4284819 |
Security Update | Yes |
4284835 |
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
willJ of Tencent PC Manager working with Trend Micro's Zero Day Initiative
Anonymous working with Trend Micro's Zero Day Initiative
References
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