CVE:CVE-2013-1176
CNNVD:CNNVD-201304-418
Cisco TelePresence是美国思科（Cisco）公司的一套被称为“网真”系统的视频会议解决方案。该方案提供音频、视频空间等组件，可为远程参会者提供一个“面对面”的虚拟会议室效果。
Cisco TelePresence MCU 4500和4501设备4.3(2.30)之前的版本，TelePresence MCU MSE 8510设备4.3(2.30)之前的版本，TelePresence Server 2.3(1.55)之前的版本中的DSP card中存在漏洞，该漏洞源于程序未正确验证H.264数据。远程攻击者可通过在SIP或H.323会话中特制的RTP数据包利用该漏洞造成拒绝服务（设备重载）。
solution:Upgrade cisco telepresence_mcu_4500_series_software to a higher version than 4.3\(2.18\,4.1(1.51,4.1(1.59,4.2(1.43,4.2(1.46,4.2(1.50,4.3(1.68,and avoid the version (,4.3\(2.18\)],4.1(1.51),4.1(1.59),4.2(1.43),4.2(1.46),4.2(1.50),4.3(1.68); Upgrade cisco telepresence_mcu_4505 to a higher version than -; Upgrade cisco telepresence_mcu_4510 to a higher version than -; Upgrade cisco telepresence_mcu_4515 to a higher version than -; Upgrade cisco telepresence_mcu_4520 to a higher version than -; Upgrade cisco telepresence_mcu_4501_series_software to a higher version than 4.3\(2.18\,4.1(1.51,4.1(1.59,4.2(1.43,4.2(1.46,4.2(1.50,4.3(1.68,and avoid the version (,4.3\(2.18\)],4.1(1.51),4.1(1.59),4.2(1.43),4.2(1.46),4.2(1.50),4.3(1.68); Upgrade cisco telepresence_mcu_4501 to a higher version than -; Upgrade cisco telepresence_mcu_mse_series_software to a higher version than 4.3\(2.18\,4.1(1.51,4.1(1.59,4.2(1.43,4.2(1.46,4.2(1.50,4.3(1.68,and avoid the version (,4.3\(2.18\)],4.1(1.51),4.1(1.59),4.2(1.43),4.2(1.46),4.2(1.50),4.3(1.68); Upgrade cisco telepresence_mcu_mse_8510 to a higher version than -; Upgrade cisco telepresence_server_software to a higher version than 2.2\(1.54\,2.1(1.33,2.1(1.37,2.2(1.43,and avoid the version (,2.2\(1.54\)],2.1(1.33),2.1(1.37),2.2(1.43); Upgrade cisco telepresence_server_7010 to a higher version than -; Upgrade cisco telepresence_server_mse_8710 to a higher version than -