CVE-2022-25571 in Internet Access Detector
Summary
by MITRE • 03/25/2022
Bluedon Information Security Technologies Co.,Ltd Internet Access Detector v1.0 was discovered to contain an information leak which allows attackers to access the contents of the password file via unspecified vectors.
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Analysis
by VulDB Data Team • 03/27/2022
The vulnerability identified as CVE-2022-25571 affects Bluedon Information Security Technologies Co.,Ltd Internet Access Detector version 1.0, representing a critical information disclosure flaw that compromises system security. This device, designed for internet access control and monitoring, contains a weakness that enables unauthorized parties to obtain sensitive password file contents through unspecified attack vectors. The vulnerability stems from inadequate access controls and improper file handling mechanisms within the device's security architecture, creating a pathway for attackers to bypass authentication and authorization protocols.
This security flaw falls under the category of information disclosure vulnerabilities, specifically aligning with CWE-200 which addresses the exposure of sensitive information to unauthorized actors. The vulnerability represents a fundamental breakdown in the principle of least privilege, where sensitive authentication data is accessible without proper authorization. The unspecified vectors suggest that the attack surface may encompass multiple entry points including web interfaces, network protocols, or local system access methods that fail to properly validate user credentials or implement adequate access controls.
The operational impact of this vulnerability extends beyond simple data exposure, as password file contents can enable attackers to gain unauthorized access to network resources, potentially leading to full system compromise. Attackers can leverage this information to conduct credential reuse attacks, escalate privileges within the network, or establish persistent access points. The compromised device may serve as a foothold for lateral movement, allowing adversaries to target other systems within the same network infrastructure. This vulnerability particularly affects organizations relying on the device for internet access control, as it undermines the fundamental security posture that such devices are designed to provide.
Mitigation strategies should focus on immediate patching of the affected software version, implementation of network segmentation to limit access to the device, and enforcement of strict access controls. Organizations should conduct comprehensive security assessments to identify all instances of the vulnerable software and ensure proper network monitoring for suspicious activities. The remediation process must include verification of access controls, implementation of secure configuration practices, and regular security audits to prevent similar vulnerabilities from emerging in future deployments. Additionally, system administrators should implement intrusion detection systems to monitor for unauthorized access attempts and establish incident response procedures to address potential exploitation of this vulnerability.
From a cybersecurity framework perspective, this vulnerability demonstrates the importance of secure coding practices and proper input validation as outlined in the MITRE ATT&CK framework's credential access and defense evasion techniques. The incident underscores the necessity of implementing robust access control mechanisms and regular security testing to identify and remediate information disclosure vulnerabilities before they can be exploited by malicious actors.