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Cisco Bug: CSCuj39284 - Crafted Packet on PC Port Causes VVLAN Traffic to Redirect to Data VLAN

Last Modified

Aug 06, 2018

Products (37)

  • Cisco Unified IP Phones 9900 Series
  • Cisco Unified IP Phone 7945G
  • Cisco Unified SIP Phone 3905
  • Cisco Unified IP Phone 9951
  • Cisco Unified Wireless IP Phone 7920
  • Cisco Unified IP Phone 7962G
  • Cisco Unified IP Phone Expansion Module 7914
  • Cisco Unified IP Phone 7971G-GE
  • Cisco Unified Wireless IP Phone 7925G
  • Cisco Unified IP Phone 6941
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Known Affected Releases

9.2(2)

Description (partial)

Symptom:
A crafted packet received on the PC port of a Cisco 9971 IP phone could cause traffic from the voice VLAN (VVLAN) be redirected to the data VLAN.

Conditions:
Default installation of an affected release of software.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
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