Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Cisco IP Phone 7940 and 7960 with P0S3-08-6-00 firmware, and other SIP firmware before 8.7(0), allows remote attackers to cause a denial of service (device reboot) via (1) a certain sequence of 10 invalid SIP INVITE and OPTIONS messages; or (2) a certain invalid SIP INVITE message that contains a remote tag, followed by a certain set of two related SIP OPTIONS messages.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Cisco 7940 Phone SIP消息远程拒绝服务漏洞
Vulnerability Description
"Cisco 7940型IP电话是一种多功能通讯设备，通过IP网络传递语音信号。 Cisco 7940在处理特定的请求序列时存在漏洞，远程攻击者可能利用此漏洞导致设备不可用。 如果向Cisco 7940 IP电话发送了以下3个消息序列的话： X ------------------------- INVITE -----------------------> Cisco X <--- 481 transaction does not exists ----- Cisco X ---------------
CVSS Information
N/A
Vulnerability Type
N/A