https://www.securityfocus.com/bid/89697
http://www.cnnvd.org.cn/web/xxk/ldxqById.tag?CNNVD=CNNVD-200507-103

GrandstreamBudgeTone(BT)100是VOIP网络电话。GrandstreamBudgeTone(BT)100VoiceoverIP(VoIP)电话存在消息欺骗漏洞。由于未正确检查NOTIFY消息中的Call-ID、分机和标记的值来验证订阅，这使得远程攻击者可提供欺骗消息，例如”消息等待中”消息。

Grandstream Budgetone 100

来源:XF
名称:sip-notify-message-spoof(21260)
链接:http://xforce.iss.net/xforce/xfdb/21260
来源:SECTRACK
名称:1014407
链接:http://www.securitytracker.com/alerts/2005/Jul/1014407.html
来源:MISC
链接:http://pentest.tele-consulting.com/advisories/05_07_06_voip-phones.txt
来源:BUGTRAQ
名称:20050706VoIP-Phones:WeaknessinproccessingSIP-Notify-Messages
链接:http://marc.theaimsgroup.com/?l=bugtraq&m;=112067698624686&w;=2