CVE-2026-15105

A flaw has been found in davenardella snap7 up to 1.4.3. This affects the function TS7Worker::PerformFunctionRead of the file src/core/s7server.cpp of the component ReadVar Request Handler. This manipulation causes deserialization. The attack requires access to the local network. The exploit has...

PT-2026-56618

Name of the Vulnerable Software and Affected Versions davenardella snap7 versions prior to 1.4.4 Description A flaw in the ReadVar Request Handler component allows for deserialization. The issue resides in the TS7Worker::PerformFunctionRead function within the src/core/s7 server.cpp file...

snap7-rs 安全漏洞

snap7-rs is a library for C++ by the individual developer gmg137. A security vulnerability exists in snap7-rs, which stems from an incorrect operation of the function snap7rs::client::S7Client::download in the file client.rs, which could result in a heap buffer overflow...

EUVD-2025-203308

A flaw has been found in gmg137 snap7-rs up to 1.142.1. This impacts the function TSnap7MicroClient::opWriteArea of the file s7microclient.cpp. Executing manipulation can lead to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be us...

CVE-2025-14673

A vulnerability has been found in gmg137 snap7-rs up to 1.142.1. Affected is the function snap7rs::client::S7Client::asctwrite of the file /tests/snap7-rs/src/client.rs. The manipulation leads to heap-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to t...

CVE-2025-14672

A flaw has been found in gmg137 snap7-rs up to 1.142.1. This impacts the function TSnap7MicroClient::opWriteArea of the file s7microclient.cpp. Executing a manipulation can lead to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be...

CVE-2025-14672 gmg137 snap7-rs s7_micro_client.cpp opWriteArea heap-based overflow

A flaw has been found in gmg137 snap7-rs up to 1.142.1. This impacts the function TSnap7MicroClient::opWriteArea of the file s7microclient.cpp. Executing a manipulation can lead to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be...