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Cisco Bug: CSCtc26885 - NAC Guest server sponsor AD SSO can fail with large kerberos tickets

Last Modified

Feb 22, 2014

Products (1)

  • Cisco NAC Appliance 3300 Series

Known Affected Releases


Description (partial)


Sponsor authentication to NAC Guest server via AD SSO fails producing an error such as:

"Bad request
Your browser sent a request that this server could not understand
Size of request header filed exceeds server limit"


Issue is observed for users which are issued large kerberos tickets, which in turn are members
of several groups.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
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