Unauthorized Remote Access Vulnerability in Kunbus Device

CVE-2025-41646

What is CVE-2025-41646?

CVE-2025-41646 is a serious vulnerability found in the Kunbus device software, used primarily for industrial automation systems. This vulnerability stems from a flaw that allows an unauthorized remote attacker to bypass the authentication mechanism through an inappropriate type conversion. The implication of this flaw is significant, as it could enable attackers to gain full control of the affected devices without needing valid credentials. This unauthorized access may lead to various negative outcomes for organizations, including operational disruptions, data manipulation, and the potential to exploit further vulnerabilities within the networked environment.

Potential impact of CVE-2025-41646

1. Full Compromise of Affected Devices: The most substantial risk is the complete takeover of the device, which could allow attackers to manipulate system settings, disrupt services, or integrate into broader attacks on the organizational infrastructure.

2. Data Integrity and Confidentiality Risks: With the ability to access devices without authentication, attackers may alter processes or data, leading to unauthorized data disclosure and significant integrity issues that could compromise operational reliability and trustworthiness.

3. Increased Vulnerability to Further Attacks: The exploitation of this vulnerability can serve as a foothold for attackers to deploy additional malware or orchestrate coordinated attacks across the network, exacerbating the impact on the organization’s cybersecurity posture.

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