How severe is CVE-2006-4982?

CVE-2006-4982 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-2006-4982 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-4982?

CVE-2006-4982 affects Cisco Network Access Control. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-4982?

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

When was CVE-2006-4982 published?

CVE-2006-4982 was published on 2006-09-26 and last updated on 2026-06-16.

CVE-2006-4982

CVE-2006-4982 is a medium-severity vulnerability in Cisco Network Access Control 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: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Cisco Network Access Control
Published: 2006-09-26
Last modified: 2026-06-16

Description

Cisco NAC maintains an exception list that does not record device properties other than MAC address, which allows physically proximate attackers to bypass control methods and join a local network by spoofing the MAC address of a different type of device, as demonstrated by using the MAC address of a disconnected printer.

Frequently asked questions

What is CVE-2006-4982?: Cisco NAC maintains an exception list that does not record device properties other than MAC address, which allows physically proximate attackers to bypass control methods and join a local network by spoofing the MAC address of a different type of device, as demonstrated by using the MAC address of a disconnected printer.
How severe is CVE-2006-4982?: CVE-2006-4982 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2006-4982 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-4982?: CVE-2006-4982 affects Cisco Network Access Control. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-4982?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-4982 published?: CVE-2006-4982 was published on 2006-09-26 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:cisco:network_access_control:*:*:*:*:*:*:*:*

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