Is CVE-2012-3221 in the CISA KEV catalog?

No. CVE-2012-3221 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2012-3221?

CVE-2012-3221 has a CVSS v2 base score of 2.1 (LOW).

What is the EPSS score for CVE-2012-3221?

CVE-2012-3221 has an EPSS score of 0.79% (52th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2012-3221?

Upgrade virtualbox on debian unstable to 4.1.18-dfsg-1.1 or later.

CVE & CISA-KEV Catalog

CVE-2012-3221

LOW

2.1

CVSS v2

NVD

Description

Unspecified vulnerability in the Oracle VM Virtual Box component in Oracle Virtualization 3.2, 4.0, and 4.1 allows local users to affect availability via unknown vectors related to VirtualBox Core. NOTE: The previous information was obtained from the October 2012 CPU. Oracle has not commented on claims from another vendor that this issue is related to "incorrect interrupt handling."

How to fix

Remediation Available

virtualboxDebian

Fixed in:4.1.18-dfsg-1.1CVE-2012-3221

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

0.79%probability of exploitation in 30 days

52ndpercentile

Moderate risk: more likely to be exploited than 52% of all known CVEs.

References

Patch1

oracle.com

Other references6

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.