CVE-2006-4982

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2006-09-26 · updated 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.

Affected products

Cisco Network Access Control: all versions

References

http://www.insightix.com/files/pdf/Bypassing_NAC_Solutions_Whitepaper.pdf
http://www.osvdb.org/30978
http://www.securityfocus.com/archive/1/446421/100/0/threaded
http://www.insightix.com/files/pdf/Bypassing_NAC_Solutions_Whitepaper.pdf
http://www.osvdb.org/30978
http://www.securityfocus.com/archive/1/446421/100/0/threaded

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