CVE-2019-0785

A memory corruption vulnerability exists in the Windows Server DHCP service when an attacker sends specially crafted packets to a DHCP failover server, aka…

published July 15, 2019

CVSS
—
EPSS
50%
Percentile
98.9
In the wild
Unconfirmed
What it is

⚠️ A crafty packet can exploit a memory corruption bug in the Windows Server DHCP service! Just like a clever con artist slipping a fake ID past a security guard, this flaw could lead to remote code execution. 🔥 Think of this vulnerability like a hidden trapdoor in a shared office space. An attacker sends a specially crafted packet, and if the door isn't secured properly, they can waltz right in and take control without anyone noticing! If exploited, this could allow an attacker to execute arbitrary code on the DHCP server, potentially leading to network disruptions, data theft, or even a full system takeover. It's a sneaky attack that could bring your network to its knees without the right defenses!

Put simply

Think of this vulnerability like a hidden trapdoor in a shared office space. An attacker sends a specially crafted packet, and if the door isn't secured properly, they can waltz right in and take control without anyone noticing! The vulnerability arises when the DHCP service on Windows Server mishandles specially crafted packets sent to a DHCP failover server, allowing for remote code execution through memory corruption.

What to do

If exploited, this could allow an attacker to execute arbitrary code on the DHCP server, potentially leading to network disruptions, data theft, or even a full system takeover. It's a sneaky attack that could bring your network to its knees without the right defenses! To safeguard against this risk, ensure that your Windows Server is updated to the latest patches. Disable DHCP failover if it's not needed in your environment, and regularly monitor your network for unusual activity. Keeping your firewall rules tight will add an extra layer of protection as well! You've got this! With a few smart moves, you can keep your DHCP service secure and your network safe. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.49632 · 98.9th percentile
Published
2019-07-15T18:34Z
EPSS history
Timeline
  • 15 JUL 18:34Z
    A memory corruption vulnerability exists in the Windows Server DHCP service when an attacker sends specially crafted packets to a DHCP failover server, aka…
    cvelistv5