Description
The Cisco Network Admission Control (NAC) 3.6.4.1 and earlier allows remote attackers to prevent installation of the Cisco Clean Access (CCA) Agent and bypass local and remote protection mechanisms by modifying (1) the HTTP User-Agent header or (2) the behavior of the TCP/IP stack. NOTE: the vendor has disputed the severity of this issue, stating that users cannot bypass authentication mechanisms.
Published: 2006-08-29
Score: 5.0 Medium
EPSS: 2.4% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2006-4418 The Cisco Network Admission Control (NAC) 3.6.4.1 and earlier allows remote attackers to prevent installation of the Cisco Clean Access (CCA) Agent and bypass local and remote protection mechanisms by modifying (1) the HTTP User-Agent header or (2) the behavior of the TCP/IP stack. NOTE: the vendor has disputed the severity of this issue, stating that users cannot bypass authentication mechanisms.
History

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Subscriptions

Cisco Network Admission Control Network Admission Control Manager And Server System Software
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-07T19:06:07.879Z

Reserved: 2006-08-28T00:00:00.000Z

Link: CVE-2006-4430

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2006-08-29T00:04:00.000

Modified: 2025-04-03T01:03:51.193

Link: CVE-2006-4430

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses