CVE-2025-14672 | THREATINT

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 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.

PUBLISHED Reserved 2025-12-13 | Published 2025-12-14 | Updated 2025-12-15 | Assigner VulDB

MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Heap-based Buffer Overflow

Memory Corruption

Product status

1.142.0

affected

1.142.1

affected

Timeline

2025-12-13:	Advisory disclosed
2025-12-13:	VulDB entry created
2025-12-13:	VulDB entry last update

Credits

VulDB Gitee Analyzer tool

References

vuldb.com/?id.336401 (VDB-336401 | gmg137 snap7-rs s7_micro_client.cpp opWriteArea heap-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.336401 (VDB-336401 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

gitee.com/gmg137/snap7-rs/issues/ID2H8E exploit issue-tracking

cve.org (CVE-2025-14672)

nvd.nist.gov (CVE-2025-14672)

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