CVE-2018-8476

A remote code execution vulnerability exists in the way that Windows Deployment Services TFTP...

9.8 Critical

A remote code execution vulnerability exists in the way that Windows Deployment Services TFTP Server handles objects in memory, aka "Windows Deployment Services TFTP Server Remote Code Execution Vulnerability." This affects Windows Server 2012 R2, Windows Server 2008, Windows Server 2012, Windows Server 2019, Windows Server 2016, Windows Server 2008 R2, Windows 10 Servers.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

64.8%Up 43.8 points since Apr 14, 2021

What each source reports

NVD Score used 9.8

Record: CVE-2018-8476
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2018-8476
Updated: 2026-11-02

EUVDEUVD-2018-20106 No score

Record: EUVD-2018-20106
Updated: 2026-11-03

GitHub AdvisoriesGHSA-qwwf-66q6-w688 9.8

A remote code execution vulnerability exists in the way that Windows Deployment Services TFTP...

Record: GHSA-qwwf-66q6-w688
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-119
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-8476 is a critical vulnerability (CVSS 9.8) in Microsoft Windows 10 Servers, published November 14, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 64.8%, the 99th percentile. No source names a fixed version.