CVE-2023-38439 in SC9832E
Summary
by MITRE • 09/04/2023
In vowifiservice, there is a possible missing permission check.This could lead to local information disclosure with no additional execution privileges
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Analysis
by VulDB Data Team • 09/30/2023
The vulnerability identified as CVE-2023-38439 resides within the vowifiservice component, representing a critical oversight in permission validation mechanisms that could potentially expose sensitive local information. This issue manifests as a missing permission check that allows unauthorized access to system resources without requiring additional execution privileges, creating a significant security risk for affected systems. The vulnerability specifically impacts the vowifiservice application which likely handles wireless communication or network interface management functions, making it a prime target for information disclosure attacks.
From a technical perspective, this vulnerability falls under the category of insufficient permission checks, which is classified as CWE-284 according to the Common Weakness Enumeration standard. The flaw occurs when the system fails to properly validate user permissions before granting access to sensitive resources, allowing any local process or user to potentially access information that should be restricted. This missing validation step creates an attack surface where adversaries can exploit the lack of proper access controls to extract confidential data from the system. The vulnerability is particularly concerning because it requires no additional execution privileges beyond normal user access, making it easily exploitable by attackers who may already have basic system access.
The operational impact of this vulnerability extends beyond simple information disclosure, as it could enable attackers to gather sensitive data that might reveal system configurations, network parameters, or other confidential information. Local information disclosure vulnerabilities can serve as a stepping stone for more sophisticated attacks, allowing threat actors to build intelligence about the target system before attempting further exploitation. In environments where vowifiservice manages critical network communications or handles sensitive data, this vulnerability could lead to significant compromise of system integrity and confidentiality. The lack of additional execution privileges required means that even users with minimal system rights could potentially exploit this flaw, amplifying the overall risk to the organization.
Mitigation strategies should focus on implementing proper access controls and permission validation mechanisms within the vowifiservice component. Security measures should include enforcing strict permission checks before any sensitive data access occurs, implementing least privilege principles, and conducting thorough code reviews to identify similar permission-related issues. Organizations should also consider applying vendor-provided patches or updates as soon as they become available, while implementing monitoring solutions to detect potential exploitation attempts. The ATT&CK framework categorizes this type of vulnerability under privilege escalation techniques, specifically targeting the 'Permission Groups' and 'Local Data' tactics where adversaries attempt to gain access to sensitive system information. Regular security assessments and vulnerability scanning should be conducted to identify and remediate similar permission check deficiencies across the entire system infrastructure.