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CVE-2006-4982

4.6 · MEDIUM

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 b…

Published Sep 26, 2006ciscoEPSS 0.37%

Overview

CVE-2006-4982 is a medium-severity vulnerability affecting cisco network_access_control. It was published on September 26, 2006 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from cisco. Update network_access_control to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.insightix.com/files/pdf/Bypassing_NAC_Solutions_Whitepaper.pdfRefwww.osvdb.org/30978Refwww.securityfocus.com/archive/1/446421/100/0/threadedRefwww.insightix.com/files/pdf/Bypassing_NAC_Solutions_Whitepaper.pdfRefwww.osvdb.org/30978Refwww.securityfocus.com/archive/1/446421/100/0/threaded

How CyberStrike helps

Frequently asked questions

What is CVE-2006-4982?

CVE-2006-4982 is a medium-severity vulnerability affecting cisco network_access_control. It was published on September 26, 2006 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

How severe is CVE-2006-4982?

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2006-4982?

Check the references section for vendor advisories and patches from cisco. Update network_access_control to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2006-4982?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2006-4982 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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