How severe is CVE-2011-0638?

CVE-2011-0638 has a CVSS 2.0 base score of 6.9, rated medium severity.

Is CVE-2011-0638 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-0638?

CVE-2011-0638 affects Microsoft Windows. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-0638?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-0638 published?

CVE-2011-0638 was published on 2011-01-25 and last updated on 2026-06-16.

CVE-2011-0638

CVE-2011-0638 is a medium-severity vulnerability in Microsoft Windows with a CVSS 2.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-16.

Key facts

Severity: Medium (CVSS 2.0 base score 6.9)
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-16
Affected product: Microsoft Windows
Published: 2011-01-25
Last modified: 2026-06-16

Description

Microsoft Windows does not properly 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.

Frequently asked questions

What is CVE-2011-0638?: Microsoft Windows does not properly 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.
How severe is CVE-2011-0638?: CVE-2011-0638 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2011-0638 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-0638?: CVE-2011-0638 affects Microsoft Windows. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-0638?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-0638 published?: CVE-2011-0638 was published on 2011-01-25 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:*

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