CVE-2006-4430 | BDVDB-2026-18882 Detail
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.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://archive.cert.uni-stuttgart.de/archive/bugtraq/2005/08/msg00200.html
- http://www.securityfocus.com/bid/19726
- http://www.securityfocus.com/archive/1/444737/100/0/threaded
- http://www.cisco.com/en/US/products/ps6128/products_security_notice09186a00804fa82b.html
- http://www.securityfocus.com/archive/1/408603/30/0/threaded
- http://www.cisco.com/en/US/products/ps6128/tsd_products_security_response09186a008071d609.html
- http://www.securityfocus.com/archive/1/444501/100/0/threaded
- http://www.securityfocus.com/archive/1/444424/100/0/threaded
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.