CVE-2022-48460 in SC7731E
Summary
by MITRE • 11/01/2023
In setting service, there is a possible undefined behavior due to incorrect error handling. This could lead to local denial of service with no additional execution privileges needed
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Analysis
by VulDB Data Team • 11/29/2023
The vulnerability identified as CVE-2022-48460 resides within the setting service component of a software system, representing a critical undefined behavior stemming from improper error handling mechanisms. This flaw manifests when the service encounters exceptional conditions during operation, specifically failing to properly manage error states that should trigger graceful degradation or termination protocols. The root cause lies in the absence of comprehensive error checking and validation routines that would normally prevent the system from entering unpredictable states when processing configuration or setting-related operations.
The technical implementation of this vulnerability demonstrates a classic case of inadequate exception handling where the setting service does not properly validate input parameters or system states before proceeding with operations. When error conditions occur during normal processing, the service fails to transition to a safe state or properly log the incident, instead allowing the system to continue executing with potentially corrupted data or inconsistent internal states. This undefined behavior creates opportunities for the service to crash or become unresponsive, effectively rendering the setting functionality unavailable to legitimate users and system components that depend on it for proper operation.
From an operational perspective, this vulnerability presents a significant risk for local denial of service attacks since it requires no elevated privileges or special access rights to exploit. An attacker or malicious process running with standard user permissions can trigger the flawed error handling path through carefully crafted inputs or by manipulating the environment in which the setting service operates. The impact extends beyond simple service disruption as the denial of service can cascade to affect other system components that rely on the setting service for configuration management or operational parameters. This vulnerability represents a particularly concerning threat because it can be exploited silently without generating obvious alerts or requiring complex attack vectors.
The security implications of CVE-2022-48460 align with common weakness enumerations categorized under CWE-755, which addresses improper handling of exceptional conditions, and relates to ATT&CK technique T1499.004 for endpoint denial of service. Organizations should implement immediate mitigations including thorough input validation, comprehensive error handling routines, and robust logging mechanisms to detect when the setting service enters problematic states. System administrators should also consider implementing process monitoring and automatic restart capabilities for the affected service to minimize downtime. Additionally, regular security assessments and code reviews focusing on error handling patterns should be conducted to identify similar vulnerabilities in other system components, ensuring that all services properly implement defensive programming practices that prevent undefined behavior scenarios from occurring in production environments.