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ExploitedIn CISA KEVFix available

CVE-2018-8405

Exploitation confirmed. First attested on 2022-03-28 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2018-08-15
  • WeaknessCWE-404

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8406.

Timeline

dates in UTC
  1. 2018-08-1517:29CVE publishedNVD
  2. 2022-03-28Added to the CISA KEV catalogCISA KEV
  3. 2022-03-28Listed as exploited by GCVEGCVE
  4. 2022-03-28Exploitation first reportedCISA KEV
  5. 2025-02-0716:25SSVC exploitation set to activeCISA-ADP

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-8405?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-8405?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Microsoft windows 10 1507
BranchAffectedFixed in
—all versionsno fix published
Microsoft windows 10 1607
BranchAffectedFixed in
—all versionsno fix published
Microsoft windows 10 1703
BranchAffectedFixed in
—all versionsno fix published

8 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA6 products

As microsoft, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Microsoft Windows Server 2012 R2
    Affected
    • = (Server Core installation)no fix stated
  • Microsoft Windows RT 8.1
    Affected
    • = Windows RT 8.1no fix stated
  • Microsoft Windows Server 2016
    Affected
    • = (Server Core installation)no fix stated
  • Microsoft Windows 8.1
    Affected
    • = 32-bit systemsno fix stated
    • = x64-based systemsno fix stated
  • Microsoft Windows 10
    Affected
    • = 32-bit Systemsno fix stated
    • = Version 1607 for 32-bit Systemsno fix stated
    • = Version 1607 for x64-based Systemsno fix stated
    • = Version 1703 for 32-bit Systemsno fix stated
    • = Version 1703 for x64-based Systemsno fix stated
    • = Version 1709 for 32-bit Systemsno fix stated
    • = Version 1709 for x64-based Systemsno fix stated
    • = Version 1803 for 32-bit Systemsno fix stated

    2 more version lines in the CVE record.

  • Microsoft Windows 10 Servers
    Affected
    • = version 1709 (Server Core Installation)no fix stated
    • = version 1803 (Server Core Installation)no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2018-08-16

Fix

  1. CISA’s required action: Apply updates per vendor instructions.due 2022-04-18

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

CISA Known Exploited Vulnerability

Date Added
2022-03-28
Patch Due Date
2022-04-18
Ransomware Use
Known
Required Action
Apply updates per vendor instructions.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2018-08-15
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-87h6-m3qc-h3rx

Frequently asked questions

What is CVE-2018-8405?

An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8406.

Is CVE-2018-8405 actively exploited?

Yes. CVE-2018-8405 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-04-18.

What is the CVSS score for CVE-2018-8405?

CVE-2018-8405 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record