CVE-2023-42651 in SC7731E
Summary
by MITRE • 11/01/2023
In engineermode, 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-2023-42651 resides within the engineermode component of a system, representing a critical permission validation flaw that undermines the security model's integrity. This issue manifests as a missing permission check that allows unauthorized local access to sensitive information, fundamentally compromising the principle of least privilege that governs secure system design. The vulnerability's classification as a local information disclosure threat indicates that an attacker with minimal privileges can exploit this weakness to gain access to data that should be restricted to authorized personnel only.
The technical nature of this flaw aligns with CWE-284, which specifically addresses improper access control mechanisms within software systems. This weakness occurs when applications fail to properly validate user permissions before granting access to restricted resources, creating an exploitable gap in the authorization framework. The vulnerability's presence in engineermode suggests that this component was designed with insufficient security controls, potentially exposing system internals, configuration data, or other sensitive information to local users who should not have access. The absence of additional execution privileges required for exploitation indicates that this is not a privilege escalation vulnerability but rather a direct access control failure that can be leveraged through standard user accounts.
From an operational perspective, this vulnerability presents a significant risk to system confidentiality and can enable attackers to gather intelligence about system configurations, user data, or internal processes that could facilitate further attacks. The local information disclosure capability allows threat actors to obtain sensitive data without requiring elevated privileges or complex exploitation techniques, making this vulnerability particularly dangerous in environments where multiple users share the same system or where privilege separation is not properly enforced. The impact extends beyond simple data exposure as the leaked information could be used for lateral movement, system reconnaissance, or to identify additional vulnerabilities within the affected system.
Security mitigations for CVE-2023-42651 should focus on implementing proper access control checks within the engineermode component, ensuring that all resource access is validated against appropriate user permissions before data disclosure occurs. The fix should incorporate robust permission validation mechanisms that align with established security frameworks such as those recommended in the NIST Cybersecurity Framework and ISO 27001 standards for access control management. Additionally, regular security assessments and code reviews should be conducted to identify similar permission validation gaps in other system components. The remediation process must ensure that all user interactions with the engineermode functionality are properly authenticated and authorized, preventing unauthorized information disclosure while maintaining legitimate access for authorized personnel. Organizations should also consider implementing monitoring solutions to detect anomalous access patterns that might indicate exploitation attempts of this vulnerability, aligning with the MITRE ATT&CK framework's emphasis on detecting and preventing unauthorized information access.