Cisco IP Phone PortInformation page could reveal sensitive information

cisco-ipphone-portinformation (9143) The risk level is classified as LowLow Risk


Cisco IP Phone models 7910, 7940, and 7960 could allow a remote attacker to obtain sensitive information, caused by in input validation vulnerability in the Web interface. A remote attacker could send a specially-crafted URL request to the PortInformation script for an invalid port ID of more than 32768 to cause a page to be displayed that contains arbitrary memory locations.


Obtain Information


Upgrade to the lastest Cisco IP Phone Firmware version, as listed in Cisco Security Advisory: Multiple Vulnerabilities in Cisco IP Telephones. See References.


Platforms Affected:

  • Cisco VoIP Phone CP-7910 3.0
  • Cisco VoIP Phone CP-7910 3.1
  • Cisco VoIP Phone CP-7910 3.2
  • Cisco VoIP Phone CP-7940 3.0
  • Cisco VoIP Phone CP-7940 3.1
  • Cisco VoIP Phone CP-7940 3.2
  • Cisco VoIP Phone CP-7960 3.0
  • Cisco VoIP Phone CP-7960 3.1
  • Cisco VoIP Phone CP-7960 3.2


May 22, 2002

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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