Description
The packet-storing feature on Cisco 9900 phones with firmware 9.3(2) does not properly support the RTP protocol, which allows remote attackers to cause a denial of service (device hang) by sending malformed RTP packets after a call is answered, aka Bug ID CSCur39976.
References
- 20150629 Cisco Unified IP Phones 9900 Series Denial of Service Vulnerability vendor-advisory
- 1032748 vdb-entry
- 75471 vdb-entry