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A vulnerability has been identified in SIMATIC TDC CP51M1 (All versions < V1.1.7). An attacker with network access to the device could cause a Denial-of-Service condition by sending a specially crafted UDP packet. The vulnerability affects the UDP communication of the device. The security vulnerability could be exploited without authentication. No user interaction is required to exploit this security vulnerability. Successful exploitation of the security vulnerability compromises availability of the targeted system. At the time of advisory publication no public exploitation of this security vulnerability was known.

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输入验证不恰当

Siemens SIMATIC TDC CP51M1 输入验证错误漏洞

Siemens SIMATIC TDC CP51M1是德国西门子（Siemens）公司的一款SIMATIC TDC自动化系统的工业以太网通信模块。 Siemens SIMATIC TDC CP51M1 1.1.7之前版本中存在输入验证错误漏洞。攻击者通过发送特制的UDP数据包利用该漏洞导致拒绝服务。

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