CVE-2018-0809

What it is

The Windows kernel in Windows 10, versions 1703 and 1709, and Windows Server, version 1709 allows an elevation of privilege vulnerability due to the way objects are handled in memory, aka "Windows Elevation of Privilege Vulnerability". This CVE is unique from CVE-2018-0742, CVE-2018-0756, CVE-2018-0820 and CVE-2018-0843.

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.

Exploit odds

1.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2018-02-15 02:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 01:31 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.2% in the next 30 days (EPSS).
• Severity: 7.0 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2018-02-15 02:29 UTC

Last modified

2026-06-17 01:31 UTC

Exploit probability

1.2% · EPSS, next 30 days

Record status

Modified

Affected

• Microsoft Windows 10 1703
• Microsoft Windows 10 1709
• Microsoft Windows Server 2016 1709

Attack profile CVSS 3.0 · 7.0

Attack vector

Local

Complexity

High

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2018-0809.md and follow it. Check whether this project is affected by CVE-2018-0809. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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