CVE-2025-14672

HIGH 7.3

gmg137 snap7-rs s7_micro_client.cpp opWriteArea heap-based overflow

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-122 CWE-119
Vendor	gmg137
Product	snap7-rs
Published	Dec 14, 2025
Last Updated	Feb 24, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

gmg137 / snap7-rs

1.142.0 1.142.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

VulDB Gitee Analyzer