CVE-2014-4115

What it is

fastfat.sys (aka the FASTFAT driver) in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Vista SP2, and Server 2008 SP2 does not properly allocate memory, which allows physically proximate attackers to execute arbitrary code or cause a denial of service (reserved-memory write) by connecting a crafted USB device, aka "Microsoft Windows Disk Partition Driver Elevation of Privilege Vulnerability."

At a glance

Exploitability

Can be exploited locally on the machine without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

2.9% chance of exploitation in the next 30 days (EPSS).

Fix

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

Timeline

1. 2014-10-15 10:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 00:09 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 2.9% in the next 30 days (EPSS).
• Severity: 7.2 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2014-10-15 10:55 UTC

Last modified

2026-06-17 00:09 UTC

Exploit probability

2.9% · EPSS, next 30 days

Weakness

CWE-399

Record status

Modified

Affected

• Microsoft Windows Server 2003
• Microsoft Windows Server 2008
• Microsoft Windows Vista

Attack profile CVSS 2.0 · 7.2

Attack vector

Local

Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

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-2014-4115.md and follow it. Check whether this project is affected by CVE-2014-4115. 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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