CVE-2019-1212

Windows DHCP Server Denial of Service Vulnerability

Critical · published August 14, 2019

CVSS v3.1
9.8
EPSS
7%
Percentile
93.9
In the wild
Unconfirmed
What it is

🚨 A crafty packet is all it takes to send your Windows Server DHCP service into a frenzy! 🔥 Think of your DHCP server as a busy restaurant kitchen. If a delivery of surprise ingredients arrives without a proper order, it can cause chaos, making chefs scramble and potentially stop serving entirely! This vulnerability could lead to your DHCP server crashing, leaving devices unable to connect to the network. Imagine devices in your organization suddenly unable to find their digital home — a recipe for frustration and downtime!

Put simply

Think of your DHCP server as a busy restaurant kitchen. If a delivery of surprise ingredients arrives without a proper order, it can cause chaos, making chefs scramble and potentially stop serving entirely! CVE-2019-1212 is a memory corruption vulnerability in the Windows Server DHCP service, allowing remote attackers to send specially crafted packets that can stop the DHCP service from responding.

What to do

This vulnerability could lead to your DHCP server crashing, leaving devices unable to connect to the network. Imagine devices in your organization suddenly unable to find their digital home — a recipe for frustration and downtime! To protect yourself, make sure to apply the latest security update from Microsoft immediately. Regularly audit your network configurations and consider implementing additional monitoring for suspicious packet activity. Don't let your servers fall prey to this sneaky attack! You've got this! Stay vigilant and keep your systems secure! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.06738 · 93.9th percentile
Published
2019-08-14T20:55Z
EPSS history
Timeline
  • 14 AUG 20:55Z
    Windows DHCP Server Denial of Service Vulnerability
    cvelistv5