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SIPLUS variants) (All versions), SIMATIC CP 443-1 (All versions \u003C V3.3), SIMATIC CP 443-1 (All versions \u003C V3.3), SIMATIC CP 443-1 Advanced (All versions \u003C V3.3), SIPLUS NET CP 443-1 (All versions \u003C V3.3), SIPLUS NET CP 443-1 Advanced (All versions \u003C V3.3). Sending a specially crafted packet to port 102\u002Ftcp of an affected device could cause a denial of service condition. A restart is needed to restore normal operations.","A vulnerability has been identified in SIMATIC CP 343-1 (incl. SIPLUS variants) (All versions), SIMATIC CP 343-1 Advanced (incl. 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This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","Certain languages allow direct addressing of memory locations and do not automatically ensure that these locations are valid for the memory buffer that is being referenced. This can cause read or write operations to be performed on memory locations that may be associated with other variables, data structures, or internal program data.","Stable","Class","Simple",false,[],{"title":106,"metaDescription":107,"keywords":108,"canonicalUrl":109,"structuredData":110},"What is CVE-2021-33737? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-33737, a high severity cyber security vulnerability from 2021. 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