Unrated severityNVD Advisory· Published Jun 29, 2026· Updated Jul 30, 2026
CVE-2026-51218
CVE-2026-51218
Description
A heap buffer overflow in the TS7Worker::PerformFunctionWrite() function (/core/s7_server.cpp) of snap7 v1.4.3 allows attackers to cause a Denial of Service (DoS) via a crafted packet.
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Affected products
1Patches
Vulnerability mechanics
References
1News mentions
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