Windows DHCP Server Remote Code Execution Vulnerability
CVE-2017-8686 is fixed in 6 products on 1 platform, first by KB4038782, released September 12, 2017. It is not reported as exploited. Patch Radar priority: Urgent.
<p>A memory corruption vulnerability exists in the Windows Server DHCP service when an attacker sends specially crafted packets to a DHCP failover server. An attacker who successfully exploited the vulnerability could either run arbitrary code on the DHCP failover server or cause the DHCP service to become nonresponsive.</p> <p>To exploit the vulnerability, an attacker could send a specially crafted packet to a DHCP server. However, the DHCP server must be set to failover mode for the attack to succeed.</p> <p>The security update addresses the vulnerability by correcting how DHCP failover servers handle network packets.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows Server 2012 | KB4038786 | Sep 12, 2017 | |
| Windows Server 2012 | KB4038799 | Sep 12, 2017 | |
| Windows Server 2012 (Server Core installation) | KB4038786 | Sep 12, 2017 | |
| Windows Server 2012 (Server Core installation) | KB4038799 | Sep 12, 2017 | |
| Windows Server 2012 R2 | KB4038792 | Sep 12, 2017 | |
| Windows Server 2012 R2 | KB4038793 | Sep 12, 2017 | |
| Windows Server 2012 R2 (Server Core installation) | KB4038792 | Sep 12, 2017 | |
| Windows Server 2012 R2 (Server Core installation) | KB4038793 | Sep 12, 2017 | |
| Windows Server 2016 | 14393.1715 | KB4038782 | Sep 12, 2017 |
| Windows Server 2016 (Server Core installation) | 14393.1715 | KB4038782 | Sep 12, 2017 |