CVE-2023-41776 in ZXCLOUD iRAI
Summary
by MITRE • 01/03/2024
There is a local privilege escalation vulnerability of ZTE's ZXCLOUD iRAI.Attackers with regular user privileges can create a fake process, and to escalate local privileges.
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Analysis
by VulDB Data Team • 01/23/2024
The vulnerability CVE-2023-41776 represents a critical local privilege escalation flaw within ZTE's ZXCLOUD iRAI platform, a network infrastructure solution designed for enterprise environments. This vulnerability specifically affects the process monitoring and validation mechanisms implemented by the system, creating a pathway for malicious actors to elevate their privileges from standard user level to administrative access. The issue stems from inadequate process validation controls that fail to properly authenticate or verify the legitimacy of processes running within the system environment.
The technical flaw manifests through a process spoofing mechanism that allows attackers to create counterfeit processes that mimic legitimate system components. This weakness in the system's process validation architecture enables unauthorized users to manipulate the privilege escalation workflow by presenting fake process signatures that bypass normal security checks. The vulnerability operates at the kernel level or system service layer where process creation and validation occur, exploiting a fundamental flaw in access control mechanisms. According to CWE classification, this vulnerability maps to CWE-284: Improper Access Control, specifically focusing on inadequate process validation and privilege management controls. The flaw essentially creates a trust boundary failure where the system cannot distinguish between legitimate and malicious processes, allowing attackers to exploit this gap for unauthorized privilege elevation.
From an operational impact perspective, this vulnerability poses significant risk to enterprise network security infrastructure managed by ZTE's iRAI platform. Attackers who gain initial access through other means can leverage this privilege escalation to gain full administrative control over network devices, potentially leading to complete system compromise, data exfiltration, or network disruption. The vulnerability affects organizations that deploy ZTE's iRAI solutions for network management and monitoring, potentially exposing critical infrastructure to unauthorized access. The attack vector requires only local user privileges to initiate the exploit, making it particularly dangerous as it can be leveraged by insiders or attackers who have already gained foothold in the network environment. This vulnerability aligns with ATT&CK technique T1068: Exploitation for Privilege Escalation, where adversaries exploit vulnerabilities in software to gain elevated privileges.
Mitigation strategies for CVE-2023-41776 should prioritize immediate patch deployment from ZTE, as this represents a critical security flaw requiring vendor-supplied fixes. Organizations should implement additional monitoring controls to detect suspicious process creation patterns and establish strict process validation policies. Network segmentation and principle of least privilege should be enforced to limit the potential impact of successful exploitation. Security teams should conduct comprehensive vulnerability assessments of all ZTE iRAI deployments and implement behavioral monitoring solutions to detect anomalous process activities. The vulnerability highlights the importance of robust process validation mechanisms and proper privilege separation within network infrastructure platforms. Regular security updates and patch management procedures should be strengthened to prevent similar issues in the future. Organizations should also consider implementing additional security controls such as mandatory access controls and process integrity checking to provide defense in depth against similar privilege escalation attacks.