Which products and versions are affected by CVE-2019-0726?

Affected: Windows 10 (Microsoft) versions 1803, 1809; Windows Server 2016 (Microsoft) versions 1803; Windows Server 2019 (Microsoft), among others. The full list is in the CVE brief.

Is CVE-2019-0726 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2019-0726 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2019-0726?

No public exploit code is known.

Is there a fix for CVE-2019-0726?

No fixed version is listed yet; check the vendor advisory for mitigations.

How urgently should CVE-2019-0726 be patched?

Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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Vulnerability Intelligence

CVE-2019-0726

Critical

A memory corruption vulnerability exists in the Windows DHCP client when an attacker sends specially crafted DHCP responses to a client, aka 'Windows DHCP Client Remote Code Execution Vulnerability'.

Published Apr 8, 2019 · Updated Nov 21, 2024

Key Facts

Patch immediately

CVE-2019-0726 is a critical-severity vulnerability (CVSS 9.8 v3) affecting Windows 10 (Microsoft), Windows Server 2016 (Microsoft), Windows Server 2019 (Microsoft) and 2 more products.
It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
EPSS estimates a 54% probability of exploitation in the next 30 days.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v3

9.8

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

54%

Higher than 99.0% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

None known

Get the full CVE-2019-0726 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

A memory corruption vulnerability exists in the Windows DHCP client when an attacker sends specially crafted DHCP responses to a client, aka 'Windows DHCP Client Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-0697, CVE-2019-0698.

Affected Products

6 affected entries in total

Product	Affected versions	Fixed in
Windows 10Microsoft	1803, 1809	n/a
Windows Server 2016Microsoft	1803	n/a
Windows Server 2019Microsoft	See advisory	n/a
Windows	>= 10 Version 1803 for 32-bit Systems	n/a
Windows Server	>= version 1803 (Core Installation)	n/a

Timeline

Publicly disclosed
Apr 8, 2019
Last updated
Nov 21, 2024

Weakness Type

CWE-787 Out-of-bounds Write

References

patchhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0726

FAQ

Common Questions.

A memory corruption vulnerability exists in the Windows DHCP client when an attacker sends specially crafted DHCP responses to a client, aka 'Windows DHCP Client Remote Code Execution Vulnerability'.
Affected: Windows 10 (Microsoft) versions 1803, 1809; Windows Server 2016 (Microsoft) versions 1803; Windows Server 2019 (Microsoft), among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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