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Cisco Bug: CSCsz06748 - ASA traceback in inspect Skinny

Last Modified

Mar 08, 2018

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases

8.0(4) 8.0(4.27) 8.0(4.29)

Description (partial)

Cisco ASA may experience a reload when receiving malformed Skinny packets.  The perceived malformed packet may actually be a valid SCCPv17 message.

The issue was happened in client-mode Ezvpn situation.The client is IOS device and the server is ASA. As soon as an SCCPv17 phone try to  Registering on CM.  This issue is only experienced when inspect skinny is enabled.
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