OS-WINDOWS -- Snort has detected traffic targeting vulnerabilities in a Windows-based operating system. This does not include browser traffic or other software on the OS, but attacks against the OS itself. (such as?)
OS-WINDOWS Microsoft Windows DHCP Server remote code execution attempt
This event is generated when an attempt to exploit a vulnerability in a Windows DHCP Server is detected
There is an issue when using DHCP option 43 in Windows DHCP server that can cause an overflow in the server due to unhandled verification of data sizes and the way how the server reassembles the received data. This can cause the server to overwrite sections of memory with a maliciously crafted code and gain control over the server.
Ease of Attack:
What To Look For
No public information
No known false positives
Cisco Talos Intelligence Group
MITRE ATT&CK Framework
For reference, see the MITRE ATT&CK vulnerability types here:
CVE Additional Information
CVE-2019-0626A memory corruption vulnerability exists in the Windows Server DHCP service when an attacker sends specially crafted packets to a DHCP server, aka 'Windows DHCP Server Remote Code Execution Vulnerability'.
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