Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The Snap7 server component in version 1.4.1, when an attacker sends a crafted packet with COTP protocol the last-data-unit flag set to No and S7 writes a var function, the Snap7 server will be crashed.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Snap7 server 安全漏洞
Vulnerability Description
Snap7 server是Snap7团队的一个应用于工业控制的信号模拟软件。该软件像通信处理器 （CP） 一样，接受外部客户端的 S7 连接，并回复其请求。 Snap7 server component 1.4.1版本存在安全漏洞，攻击者可利用该漏洞发送一个带有COTP协议的经过处理的包，将last-data-unit标志设置为No，而S7编写一个var函数时，Snap7服务器将会崩溃。
CVSS Information
N/A
Vulnerability Type
N/A