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CVE-2021-47705

N/A CVSS: N/A Published: 2025-12-09 Modified: 2026-06-17

Description

COMMAX UMS Client ActiveX Control 1.7.0.2 contains a heap-based buffer overflow vulnerability that allows attackers to execute arbitrary code by providing excessively long string arrays through multiple functions. Attackers can exploit improper boundary validation in CNC_Ctrl.dll to cause heap corruption and potentially gain system-level access.

Affected Platforms

Unknown

Weakness Type

CWE-787

References