CVE-2023-38448 in SC7731E
Summary
by MITRE • 09/04/2023
In vowifiservice, there is a possible missing permission check.This could lead to local denial of service with no additional execution privileges
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 09/30/2023
The vulnerability identified as CVE-2023-38448 resides within the vowifiservice component, representing a critical weakness in permission validation mechanisms that could be exploited to disrupt system operations. This issue manifests as a missing permission check that allows unauthorized local processes to potentially execute denial of service attacks without requiring elevated privileges. The vulnerability affects systems where vowifiservice operates as a local service component, typically found in wireless networking environments where device connectivity management occurs. The absence of proper authorization validation creates a pathway for malicious actors or compromised processes to manipulate service behavior and disrupt normal operations. This type of vulnerability falls under the category of insufficient permission checks, which is formally classified as CWE-284 in the Common Weakness Enumeration catalog, specifically addressing inadequate access control mechanisms. The ATT&CK framework would categorize this under privilege escalation techniques, as the vulnerability enables local adversaries to gain unauthorized access to service functionalities that should be restricted. The operational impact extends beyond simple service disruption, as the lack of proper authorization controls can lead to broader system instability and potential data integrity issues within the wireless networking stack. Attackers could leverage this weakness to repeatedly trigger service failures, causing persistent connectivity issues for wireless devices and potentially disrupting network operations. The vulnerability's local nature means that exploitation requires physical access or pre-existing local system compromise, but the lack of additional privilege requirements makes it particularly dangerous in environments where local access might be more readily available than expected. This weakness is particularly concerning in enterprise environments where wireless infrastructure management is critical for business continuity. The service's failure to validate access permissions creates an attack surface that could be combined with other local vulnerabilities to achieve more significant system compromise. Organizations using systems with vowifiservice components should immediately assess their local access controls and implement additional monitoring for unauthorized service interactions. The missing permission check represents a fundamental flaw in the service's security architecture, where proper access control mechanisms should have been implemented to prevent unauthorized operations. System administrators should review service configurations and ensure that appropriate user permissions are enforced to prevent local denial of service attacks that could impact wireless network availability. The vulnerability demonstrates the importance of comprehensive access control validation in all service components, regardless of their perceived risk level or the assumed security posture of local environments. Remediation efforts should focus on implementing proper authorization checks that validate user privileges before allowing access to service functions, ensuring that only authorized processes can interact with the vowifiservice component. Without these controls in place, the service remains vulnerable to exploitation that could result in significant operational disruptions and potential security breaches through service manipulation. The security implications extend beyond immediate denial of service conditions, as such vulnerabilities can serve as entry points for more sophisticated attacks that exploit the compromised service to gain further system access.