VIR Vulnerability Intelligence Relay

CVE-2025-14672

critical
Published 2025-12-14 · Modified 2026-04-29
CVSS v3
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.5
VIR risk
9.8

Description

A flaw has been found in gmg137 snap7-rs up to 1.142.1. This impacts the function TSnap7MicroClient::opWriteArea of the file s7_micro_client.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 used.

Predictions

Exploit likelihood
97%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cna@vuldb.com — https://gitee.com/gmg137/snap7-rs/issues/ID2H8E

Application impact
VendorProductVersionsFixed
gmg137snap7-rs{"endIncluding":"1.142.1"}

References

CWEs

CWE-119 CWE-122

Verify integrity in audit chain (admin only). AS-IS.