CVE-2020-8482 in Device Library Wizard
Summary
by MITRE
Insecure storage of sensitive information in ABB Device Library Wizard versions 6.0.X, 6.0.3.1 and 6.0.3.2 allows unauthenticated low privilege user to read file that contains confidential data
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Analysis
by VulDB Data Team • 10/21/2020
The vulnerability identified as CVE-2020-8482 affects the ABB Device Library Wizard software across specific versions including 6.0.X, 6.0.3.1, and 6.0.3.2. This issue represents a critical weakness in the software's security architecture that stems from improper handling of sensitive data storage mechanisms. The vulnerability falls under the broader category of insecure data storage practices that have been consistently flagged in security frameworks and standards such as CWE-312, which specifically addresses the exposure of sensitive information through improper storage. The ABB Device Library Wizard is typically used in industrial control systems and automation environments where security is paramount, making this vulnerability particularly concerning for operational technology infrastructure.
The technical flaw manifests in how the application stores confidential information within files that are accessible to unauthorized users. This insecure storage mechanism allows low privilege users who have not authenticated to the system to access files containing sensitive data through direct file system access. The vulnerability exploits the lack of proper access controls and file permissions that should normally restrict access to confidential information. Attackers can leverage this weakness to read sensitive configuration data, credentials, or other proprietary information that should remain protected within the application's secure storage mechanisms. The flaw essentially bypasses the intended authentication and authorization controls that should prevent unauthorized access to confidential data.
The operational impact of this vulnerability extends beyond simple data exposure, as it creates potential pathways for more sophisticated attacks within industrial control environments. An attacker with low privilege access could potentially gather intelligence about system configurations, network topology, or operational parameters that could be used for further exploitation. This vulnerability particularly affects environments where ABB Device Library Wizard is used in conjunction with other industrial control systems, as the exposed information could enable attackers to craft more targeted attacks against the broader operational technology infrastructure. The implications are especially severe in critical infrastructure sectors where industrial control systems operate, as this information could potentially be used to disrupt operations or compromise system integrity. The vulnerability also represents a violation of fundamental security principles that should be implemented according to standards such as those outlined in the NIST Cybersecurity Framework and ISO/IEC 27001.
Mitigation strategies for this vulnerability should focus on implementing proper file access controls and secure data storage mechanisms within the application. Organizations should immediately update to patched versions of the ABB Device Library Wizard software where available, as this represents the most effective remediation approach. Additionally, system administrators should review and implement proper file permissions to ensure that sensitive files are not accessible to unauthorized users. The implementation of principle of least privilege access controls should be enforced, ensuring that only authorized users with legitimate business needs can access confidential data. Regular security assessments and vulnerability scanning should be conducted to identify similar insecure storage practices within other industrial control system components. Security monitoring should be enhanced to detect unauthorized access attempts to sensitive files, and access logging should be implemented to track who accesses what information within the system. These measures align with the ATT&CK framework's defense in depth strategies and help ensure that the security posture of industrial control systems remains robust against similar vulnerabilities.