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CVE-2011-0640

23
FAUCET Score

CVE-2011-0640 describes a vulnerability in the default configuration of udev on Linux, where it fails to warn users before enabling additional Human Interface Device (HID) functionality over USB. This oversight allows user-assisted attackers to execute arbitrary programs through crafted USB data, such as malicious keyboard and mouse input from a connected smartphone. With a CVSS score of 6.9 (High), the vulnerability requires local access and medium attack complexity, but can lead to complete compromise of confidentiality, integrity, and availability. There is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:udev_project:udev:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.9MEDIUM

AV:L/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.35%
Probability of exploitation in next 30 days
EPSS Percentile
27.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0035 is in the 36th percentile among its peer group of 1,595 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

microsoftpatch availablevia msrc
Product: cm1 kernel 5.10.60.1-1 on CBL Mariner 1.0Fixed in: -
microsoftpatch availablevia msrc
Product: cbl2 kernel 5.10.78.1-1 on CBL Mariner 2.0Fixed in: 5.10.78.1-1
microsoftpatch availablevia msrc
Product: 16919-16820Fixed in: -
microsoftpatch availablevia msrc
Product: 16920-16823Fixed in: 5.10.78.1-1

Vendor Advisories (2)

redhatCVE-2011-0640Moderate

udev: Arbitrary code execution via crafted USB data, from smartphone connected to the system

Jan 19, 2011
microsoft2011-Jan/CVE-2011-0640Moderate

The default configuration of udev on Linux does not warn the user before enabling additional Human Interface Device (HID) functionality over USB which allows user-assisted attackers to execute arbitrary programs via crafted USB data as demonstrated by keyboard and mouse data sent by malware on a smartphone that the user connected to the computer.

Jan 2, 2011

References

news.cnet.com / 8301-27080_3-20028919-245.html
Broken Link
blackhat.com / html/bh-dc-11/bh-dc-11-briefings.html
Not Applicable
cs.gmu.edu / ~astavrou/publications.html
Broken Link