CVE-2024-32385 in KerOS
Summary
by MITRE • 07/17/2026
An issue in Kerlink Kerlink Wirnet iStation 868 KerOS v.4.3.3_20200803132042 allows a remote attacker to obtain sensitive information via a boardID and revisionID components
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Analysis
by VulDB Data Team • 07/17/2026
The vulnerability present in Kerlink Wirnet iStation 868 KerOS version 4.3.3_20200803132042 represents a critical information disclosure flaw that exposes sensitive system components to remote attackers. This device operates within the Internet of Things ecosystem, specifically designed for wireless network infrastructure in industrial and commercial applications. The vulnerability stems from improper handling of board identification parameters where the boardID and revisionID components are accessible without authentication or proper access controls. These identifiers contain proprietary information about the hardware configuration, firmware versioning, and potentially vulnerable system characteristics that could be exploited by malicious actors.
The technical implementation of this flaw allows an unauthenticated remote attacker to retrieve sensitive data through network-based reconnaissance activities. The boardID typically contains unique hardware identification numbers while the revisionID provides details about the specific hardware revision and manufacturing information. When these components are exposed without proper access controls, they create a pathway for attackers to gather intelligence about the target device's configuration. This information can be leveraged to craft targeted attacks against known vulnerabilities in specific hardware revisions or firmware versions.
The operational impact of this vulnerability extends beyond simple information disclosure as it enables sophisticated attack vectors that could lead to more severe consequences. Attackers can use the gathered board and revision information to identify potential exploits specific to the device's hardware configuration, potentially leading to privilege escalation or system compromise. The exposure of these identifiers also facilitates attack automation where malicious actors can quickly scan networks for vulnerable devices and prioritize their targeting based on the disclosed hardware characteristics. This vulnerability directly relates to CWE-200, Information Exposure, which encompasses any situation where sensitive data is accessible to unauthorized parties.
From a cybersecurity perspective, this vulnerability creates a significant risk in industrial control systems and wireless network deployments where Kerlink devices are commonly used. The ability to remotely obtain board and revision information without authentication represents a failure in the principle of least privilege and proper access control implementation. Organizations utilizing these devices face potential risks including supply chain attacks, targeted exploitation based on known vulnerabilities, and enhanced reconnaissance capabilities for more sophisticated attack campaigns. The vulnerability may also violate industry standards such as those outlined in the NIST Cybersecurity Framework and ISO/IEC 27001 requirements for secure system design and implementation.
Mitigation strategies for this vulnerability should include immediate firmware updates from Kerlink to address the information disclosure issue, implementation of network segmentation to limit access to these devices, and deployment of intrusion detection systems to monitor for reconnaissance activities targeting vulnerable endpoints. Network administrators should also consider disabling unnecessary services that expose board identification information and implement proper access controls using authentication mechanisms before allowing any sensitive data retrieval. Regular security assessments should be conducted to identify similar vulnerabilities in other networked devices and ensure comprehensive protection against information disclosure threats that could compromise entire network infrastructures.
The vulnerability demonstrates the importance of secure default configurations and proper input validation in embedded systems. It highlights how seemingly innocuous identification parameters can become critical attack vectors when not properly secured. Organizations should implement robust patch management processes to ensure timely updates and maintain awareness of vendor security advisories for all networked devices within their infrastructure. This particular flaw serves as a reminder that even devices designed for specific industrial applications require comprehensive security considerations throughout their lifecycle to prevent exploitation by remote attackers who can leverage exposed identification information for more sophisticated attacks against connected systems.