Windows DHCP Client
CVE-2019-0698 — Windows DHCP Client Remote Code Execution Vulnerability
Executive Summary
A memory corruption vulnerability exists in the Windows DHCP client when an attacker sends specially crafted DHCP responses to a client. An attacker who successfully exploited the vulnerability could run arbitrary code on the client machine. To exploit the vulnerability, an attacker could send specially crafted DHCP responses to a client. The security update addresses the vulnerability by correcting how Windows DHCP clients handle certain DHCP responses.
Overview
9.8
CVSS CRITICAL
Critical
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Unchanged
Temporal Score: 8.8
EPSS Score
0.6285
probability of exploitation in the next 30 days
0.99089 percentile - updated 2026-06-20
View on FIRST.org
Affected Products
9 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Windows 10 Version 1803 for 32-bit Systems | 4489868 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 1803 for ARM64-based Systems | 4489868 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 1803 for x64-based Systems | 4489868 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 1809 for 32-bit Systems | 4489899 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 1809 for ARM64-based Systems | 4489899 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 1809 for x64-based Systems | 4489899 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows Server 2019 | 4489899 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows Server 2019 (Server Core installation) | 4489899 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows Server, version 1803 (Server Core Installation) | 4489868 (Security Update) |
Critical | Remote Code Execution | Yes |
Patches
2 patches
| Article | Type | Restart |
|---|---|---|
4489868 |
Security Update | Yes |
4489899 |
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
Microsoft Windows Enterprise Security Team
References
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