How severe is CVE-2011-3347?

CVE-2011-3347 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-2011-3347 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-3347?

CVE-2011-3347 affects Redhat Enterprise Linux. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-3347?

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

When was CVE-2011-3347 published?

CVE-2011-3347 was published on 2013-06-08 and last updated on 2026-06-16.

CVE-2011-3347

CVE-2011-3347 is a medium-severity vulnerability in Redhat Enterprise Linux with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 4.6)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Redhat Enterprise Linux
Published: 2013-06-08
Last modified: 2026-06-16

Description

A certain Red Hat patch to the be2net implementation in the kernel package before 2.6.32-218.el6 on Red Hat Enterprise Linux (RHEL) 6, when promiscuous mode is enabled, allows remote attackers to cause a denial of service (system crash) via non-member VLAN packets.

Frequently asked questions

What is CVE-2011-3347?: A certain Red Hat patch to the be2net implementation in the kernel package before 2.6.32-218.el6 on Red Hat Enterprise Linux (RHEL) 6, when promiscuous mode is enabled, allows remote attackers to cause a denial of service (system crash) via non-member VLAN packets.
How severe is CVE-2011-3347?: CVE-2011-3347 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2011-3347 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3347?: CVE-2011-3347 affects Redhat Enterprise Linux. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-3347?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-3347 published?: CVE-2011-3347 was published on 2013-06-08 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*

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