CVE-2023-42638 in SC7731E
Summary
by MITRE • 11/01/2023
In validationtools, there is a possible missing permission check. This could lead to local information disclosure with no additional execution privileges needed
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Analysis
by VulDB Data Team • 11/29/2023
The vulnerability identified as CVE-2023-42638 resides within the validationtools component where a missing permission check has been discovered. This flaw represents a significant security weakness that could potentially allow unauthorized access to sensitive information. The validationtools framework typically handles various validation processes and security checks within software systems, making it a critical component that requires proper access controls and permission validation. When permission checks are omitted or improperly implemented, the system fails to verify whether an entity has the necessary authorization to perform specific operations, creating an opening for malicious actors to exploit.
The technical nature of this vulnerability aligns with CWE-284, which describes improper access control mechanisms in software systems. This weakness specifically manifests as a failure in the permission validation process, where the system does not adequately verify user credentials or privileges before granting access to protected resources. The vulnerability does not require additional execution privileges, meaning that an attacker with basic system access could potentially exploit this flaw to disclose local information. This characteristic makes the vulnerability particularly concerning as it can be leveraged by adversaries with minimal initial access, potentially escalating to more severe security incidents.
The operational impact of CVE-2023-42638 extends beyond simple information disclosure, as the local information that could be accessed may include sensitive data, system configurations, or other confidential elements that could be valuable to threat actors. This vulnerability could enable attackers to gather intelligence about the system's internal structure, user accounts, or security configurations that would otherwise remain protected. The lack of additional execution privileges required for exploitation means that even users with limited access could potentially discover and exploit this vulnerability, making it a widespread concern across various system environments.
Mitigation strategies for this vulnerability should focus on implementing proper access control mechanisms and thorough permission validation throughout the validationtools component. Security measures should include comprehensive review and implementation of access control checks, ensuring that all operations within the framework verify appropriate permissions before proceeding. The remediation approach should involve code auditing to identify all potential access points where permission checks are missing, followed by the implementation of robust authorization controls. Additionally, regular security assessments and penetration testing should be conducted to identify similar vulnerabilities in other components of the system, ensuring that the overall security posture remains strong against such access control weaknesses. This vulnerability demonstrates the critical importance of proper privilege management and access control implementation as outlined in various security frameworks and standards that emphasize the need for comprehensive authorization mechanisms in software development practices.