CVE-2009-4067

Name: CVE-2009-4067
Creator: NVD / NIST
Published: 2020-02-11T19:15:10.2+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 2.06%

Last modified Jun 16, 2026

CVE-2009-4067 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. Buffer overflow in the auerswald_probe function in the Auerswald Linux USB driver for the Linux kernel before 2.6.27 allows physically proximate attackers to execute arbitrary code, cause a denial of service via a crafted USB device, or take full control of the system.. EPSS estimates a 2.06% chance of exploitation in the next 30 days.

Description

Buffer overflow in the auerswald_probe function in the Auerswald Linux USB driver for the Linux kernel before 2.6.27 allows physically proximate attackers to execute arbitrary code, cause a denial of service via a crafted USB device, or take full control of the system.

Metrics

CVSS 3.1

6.8/10

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.06%

78.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 2.6.27
Redhat	Enterprise Linux	4.0

References

http://labs.mwrinfosecurity.com/files/Advisories/mwri_linux-usb-buffer-overflow_2009-10-29.pdfExploit, Technical Description, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=722393Issue Tracking, Patch, Third Party Advisory
http://labs.mwrinfosecurity.com/files/Advisories/mwri_linux-usb-buffer-overflow_2009-10-29.pdfExploit, Technical Description, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=722393Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Feb 11, 2020
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-4067?

How severe is CVE-2009-4067?

CVE-2009-4067 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 2.06% probability of exploitation in the next 30 days.

How do I fix CVE-2009-4067?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-4067?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST