CVE-2025-14673

A vulnerability has been found in gmg137 snap7-rs up to 1.142.1. Affected is the function snap7_rs::client::S7Client::as_ct_write of the file /tests/snap7-rs/src/client.rs. The manipulation leads to heap-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

CVSS v3 7.3 HIGH
CVSS v2.0 7.5 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://gitee.com/gmg137/snap7-rs/issues/ID2H74	Exploit Issue Tracking Vendor Advisory
https://vuldb.com/?ctiid.336402	Permissions Required VDB Entry
https://vuldb.com/?id.336402	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:gmg137:snap7-rs:*:*:*:*:*:*:*:*

History

12 Jan 2026, 14:43

Type	Values Removed	Values Added
References	~~() https://gitee.com/gmg137/snap7-rs/issues/ID2H74 -~~	() https://gitee.com/gmg137/snap7-rs/issues/ID2H74 - Exploit, Issue Tracking, Vendor Advisory
References	~~() https://vuldb.com/?ctiid.336402 -~~	() https://vuldb.com/?ctiid.336402 - Permissions Required, VDB Entry
References	~~() https://vuldb.com/?id.336402 -~~	() https://vuldb.com/?id.336402 - Third Party Advisory, VDB Entry
First Time		Gmg137 Gmg137 snap7-rs
CPE		cpe:2.3:a:gmg137:snap7-rs::::::::

14 Dec 2025, 18:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-14 18:15

Updated : 2026-01-12 14:43

NVD link : CVE-2025-14673

Mitre link : CVE-2025-14673

CVE.ORG link : CVE-2025-14673

JSON object : View

Products Affected

gmg137

snap7-rs

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-122

Heap-based Buffer Overflow

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