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Critical · 10.0 CVE-2022-2970 EUVD-2022-35191GHSA-h3j4-vfr6-r3jp

MZ Automation libIEC61850 Stack-Based Buffer Overflow

Published Sep 23, 2022 · Updated Apr 16, 2025 · Assigned by icscert

Description

MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e) does not sanitize input before memcpy is used, which could allow an attacker to crash the device or remotely execute arbitrary code.

Affected products

VendorProductAffectedFixed
MZ Automation libIEC61850 All – ≤ 1.4, Version 1.5 – < Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e

Advisories 1

References