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Cisco Bug: CSCuj66766 - TFTP Request for Unprovisioned Phone/Config Creates Race in sec_db

Last Modified

Nov 09, 2016

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases


Description (partial)

Due to a design limitation of the phone proxy feature of the Cisco Adaptive Security Appliance (ASA), it is possible for a race condition to
occur for entries in the phone proxy connection database. This could allow a malicious user to pass traffic from an untrusted phone through the ASA.

ASA configured for the phone proxy feature.
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Bug Details Include

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