CVE-2024-0164 in Unity
Summary
by MITRE • 02/12/2024
Dell Unity, versions prior to 5.4, contain an OS Command Injection Vulnerability in its svc_topstats utility. An authenticated attacker could potentially exploit this vulnerability, leading to the execution of arbitrary commands with elevated privileges.
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Analysis
by VulDB Data Team • 02/12/2024
The vulnerability identified as CVE-2024-0164 affects Dell Unity storage systems running software versions prior to 5.4, specifically within the svc_topstats utility component. This represents a critical security flaw that exposes organizations to potential unauthorized command execution attacks. The affected system components operate within enterprise storage environments where privileged access is typically required for system management operations. The vulnerability exists in the way the svc_topstats utility processes user input, creating an opportunity for malicious actors to inject operating system commands that will execute with elevated privileges. This type of vulnerability falls under the category of command injection flaws that can severely compromise system integrity and data confidentiality.
The technical implementation of this vulnerability stems from insufficient input validation within the svc_topstats utility, which is designed to monitor and report system statistics. When authenticated users provide maliciously crafted input parameters to this utility, the system fails to properly sanitize or escape the input before executing system commands. This allows an attacker to inject arbitrary commands that bypass normal access controls and execute with the privileges of the service account running the utility. The vulnerability is particularly dangerous because it requires only authenticated access, meaning that an attacker who has already gained user credentials can leverage this flaw to escalate their privileges and gain deeper system control. This aligns with CWE-77 and CWE-88 categories that specifically address command injection vulnerabilities where user-supplied data is directly incorporated into system commands without proper validation.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it can enable comprehensive system compromise and data exfiltration capabilities. An attacker who successfully exploits this vulnerability can execute arbitrary code with elevated privileges, potentially leading to complete system takeover, data encryption for ransomware operations, or unauthorized access to sensitive storage volumes. The affected Dell Unity systems typically serve as critical infrastructure components in enterprise environments, making this vulnerability particularly attractive to threat actors seeking persistent access to organizational networks. The exploitation of this vulnerability can result in significant business disruption, regulatory compliance violations, and financial losses due to potential data breaches or system downtime. Organizations using these storage systems face increased risk of advanced persistent threats that can leverage this vulnerability as an initial access vector.
Mitigation strategies for CVE-2024-0164 primarily focus on immediate software updates and access control improvements. Organizations should prioritize upgrading their Dell Unity systems to version 5.4 or later, which contains the necessary patches to address the command injection vulnerability. Additionally, implementing network segmentation and least privilege access controls can help limit the potential impact of successful exploitation attempts. Security teams should also monitor system logs for suspicious command execution patterns and implement intrusion detection systems that can identify unusual activity related to the svc_topstats utility. The vulnerability's classification under ATT&CK technique T1059.003 for command and script injection emphasizes the importance of input validation and proper sanitization measures. Regular security assessments and vulnerability scanning should be conducted to identify similar issues in other system components, as this type of flaw can indicate broader input validation weaknesses that may exist elsewhere in the system architecture.