The SIP implementation in Cisco IOS 12.3 and 12.4 allows remote attackers to cause a denial of service (device reload) via a malformed SIP message, aka Bug ID CSCtb93416, the "SIP Message Handling Denial of Service Vulnerability."
From 神龙GPT (AIGC)
在Cisco IOS 12.3和12.4中的SIP实现允许远程攻击者通过构建的SIP消息(也称为Bug ID CSCtb93416,SIP消息处理拒绝服务漏洞)引发拒绝服务(设备重新加载)。