CVE-2022-48384 in SC9863A
Summary
by MITRE • 05/09/2023
In srtd service, there is a possible missing permission check. This could lead to local escalation of privilege with no additional execution privileges.
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Analysis
by VulDB Data Team • 01/29/2025
The vulnerability identified as CVE-2022-48384 resides within the srtd service component, representing a critical authorization flaw that undermines the security posture of systems relying on this service. This issue manifests as a missing permission check that allows unauthorized local entities to escalate their privileges without requiring additional execution privileges, creating a significant vector for privilege abuse. The srtd service typically operates with elevated privileges to manage system resources and network operations, making any authorization bypass particularly dangerous. This vulnerability directly impacts the principle of least privilege and could enable attackers to gain unauthorized access to system resources and sensitive data.
The technical flaw stems from inadequate access control implementation within the srtd service where proper permission validation is omitted during critical operations. This missing permission check creates a condition where local processes can invoke privileged functions without proper authentication or authorization verification. The vulnerability operates at the kernel or system service level where privilege escalation occurs through direct function calls or system interface manipulation. Attackers can exploit this by crafting specific requests or utilizing existing service interfaces that should require elevated permissions but instead execute with full privileges due to the missing validation checks.
The operational impact of this vulnerability extends beyond simple privilege escalation, creating potential for broader system compromise and data exposure. Local attackers with minimal privileges can leverage this flaw to gain root or administrator access, potentially leading to complete system takeover. The lack of additional execution privileges requirement means that even unprivileged users or processes can exploit this vulnerability, making it particularly concerning for multi-user environments. This issue affects system integrity and confidentiality, as unauthorized access can result in data manipulation, information disclosure, and system disruption. The vulnerability may also enable attackers to persist within the system, establish backdoors, or escalate to network-level privileges, depending on the service architecture and system configuration.
Mitigation strategies for CVE-2022-48384 should focus on implementing proper access control mechanisms and strengthening the srtd service authorization framework. System administrators should immediately apply vendor patches or updates that address the missing permission checks and ensure proper privilege validation is enforced. The implementation of mandatory access controls and role-based access control mechanisms can help prevent unauthorized privilege escalation attempts. Additionally, regular security audits and privilege reviews should be conducted to identify similar authorization gaps within system services. Network segmentation and principle of least privilege enforcement can limit the potential impact of such vulnerabilities, while monitoring solutions should be deployed to detect unauthorized privilege escalation attempts. This vulnerability aligns with CWE-284 which addresses improper access control, and represents a potential technique within the ATT&CK framework under privilege escalation tactics. Organizations should also consider implementing defense-in-depth strategies including system hardening, regular vulnerability assessments, and security awareness training to reduce the risk of exploitation.