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A vulnerability has been identified in SINUMERIK 808D V4.7 (All versions), SINUMERIK 808D V4.8 (All versions), SINUMERIK 828D V4.7 (All versions < V4.7 SP6 HF1), SINUMERIK 840D sl V4.7 (All versions < V4.7 SP6 HF5), SINUMERIK 840D sl V4.8 (All versions < V4.8 SP3). A local attacker could use ioctl calls to do out of bounds reads, arbitrary writes, or execute code in kernel mode. The security vulnerability could be exploited by an attacker with local access to the affected systems. Successful exploitation requires user privileges but no user interaction. The vulnerability could allow an attacker to compromise confidentiality, integrity and availability of the system. At the time of advisory publication no public exploitation of this security vulnerability was known.

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未捕获的异常

多款Siemens产品安全漏洞

Siemens SINUMERIK 808D等都是德国西门子（Siemens）公司的数控机床系统控制器。 多款Siemens产品中存在安全漏洞。本地攻击者可借助ioctl调用利用该漏洞进行越界读取，任意写入，或在内核模式中执行代码，影响系统的保密性、可用性和完整性。以下产品和版本受到影响：Siemens SINUMERIK 808D 4.7所有版本，4.8所有版本；828D 4.7 SP6 HF1之前的4.7所有版本；840D sl 4.7 SP6 HF5之前的4.7所有版本；840D sl 4.8 SP

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