Which products and versions are affected by CVE-2018-8239?

Affected: Windows 10 (Microsoft) versions 1607, 1703, 1709, 1803, >= Version 1607 for 32-bit Systems; Windows Server 1803 (Microsoft); Windows Server 2016 (Microsoft) versions 1709, >= (Server Core installation), among others. The full list is in the CVE brief.

Is CVE-2018-8239 being exploited in the wild?

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

Is CVE-2018-8239 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-2018-8239?

No public exploit code is known.

Is there a fix for CVE-2018-8239?

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

How urgently should CVE-2018-8239 be patched?

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

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Vulnerability Intelligence

CVE-2018-8239

Medium

An information disclosure vulnerability exists when the Windows GDI component improperly discloses the contents of its memory, aka "Windows GDI Information Disclosure Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.

Published Jun 14, 2018 · Updated Nov 21, 2024

Key Facts

Patch immediately

CVE-2018-8239 is a medium-severity vulnerability (CVSS 5.5 v3) affecting Windows 10 (Microsoft), Windows Server 1803 (Microsoft), Windows Server 2016 (Microsoft) and 1 more product.
It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
EPSS estimates a 58% 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

5.5

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

EPSS (30-day exploit likelihood)

58%

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-2018-8239 brief as a PDF

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

Description

Affected Products

10 affected entries in total

Product	Affected versions	Fixed in
Windows 10Microsoft	1607, 1703, 1709, 1803, >= Version 1607 for 32-bit Systems	n/a
Windows Server 1803Microsoft	See advisory	n/a
Windows Server 2016Microsoft	1709, >= (Server Core installation)	n/a
Windows 10 Servers	>= version 1709 (Server Core Installation)	n/a

Timeline

Publicly disclosed
Jun 14, 2018
Last updated
Nov 21, 2024

Weakness Type

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

advisory104401
advisory1041102
patchhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8239

FAQ

Common Questions.

An information disclosure vulnerability exists when the Windows GDI component improperly discloses the contents of its memory, aka "Windows GDI Information Disclosure Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.
Affected: Windows 10 (Microsoft) versions 1607, 1703, 1709, 1803, >= Version 1607 for 32-bit Systems; Windows Server 1803 (Microsoft); Windows Server 2016 (Microsoft) versions 1709, >= (Server Core installation), 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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