CVE-2025-14672CRITICAL 7.3EPSS p40.0%

CVE-2025-14672CVE-2025-14672

gmg137 / snap7-rs

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.

Scoring

CVSS 3.17.3 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS0.49% probability of exploitation · percentile 40.0% · 2026-10-05T12:00:23Z
Published2025-12-14
Last modified2026-09-28

Underlying weaknesses· 2

CWE-119CWE-122

References

  1. https://gitee.com/gmg137/snap7-rs/
  2. https://gitee.com/gmg137/snap7-rs/issues/ID2H8E
  3. https://vuldb.com/?ctiid.336401
  4. https://vuldb.com/?id.336401

2

TypeTargetConfidenceTier
WeaknessImproper Restriction of Operations within the Bounds of a Memory Buffercwe-1190%live
WeaknessHeap-based Buffer Overflowcwe-1220%live

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