CVE-2025-14673

CVSS v3.1

9.8

Vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions snap7-rs versions up to 1.142.1

Description A heap-based buffer overflow exists in the

snap7 rs::client::S7Client::as ct write

function located in the

/tests/snap7-rs/src/client.rs

file. The issue is remotely exploitable and the exploit has been publicly disclosed.

Recommendations Versions prior to 1.142.1 should be updated. As a temporary workaround, consider restricting access to the

snap7 rs::client::S7Client::as ct write

function until a patch is available.

Exploit

Fix

Buffer Overflow

Heap Based Buffer Overflow

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Weakness Enumeration

CVE-2025-14673

Snap7-Rs