CVE-2017-6360 in QTS
Summary
by MITRE
QNAP QTS before 4.2.4 Build 20170313 allows attackers to gain administrator privileges and obtain sensitive information via unspecified vectors.
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Analysis
by VulDB Data Team • 07/06/2024
The vulnerability identified as CVE-2017-6360 affects QNAP QTS operating systems prior to version 4.2.4 build 20170313, representing a critical privilege escalation flaw that enables unauthorized attackers to elevate their access rights to administrative level. This vulnerability resides within the QNAP QTS platform, which is widely deployed for network-attached storage solutions across enterprise and organizational environments. The unspecified vectors mentioned in the description suggest that the flaw could be exploited through multiple attack pathways, making it particularly concerning from a security perspective.
The technical nature of this vulnerability falls under privilege escalation categories and can be classified as a CWE-264 weakness, specifically related to permissions, privileges, and access control. The flaw allows attackers to bypass authentication mechanisms and gain administrative privileges without proper authorization, which directly violates fundamental security principles of least privilege and access control. This type of vulnerability is particularly dangerous because it provides attackers with complete control over the affected system, enabling them to modify configurations, access sensitive data, and potentially use the compromised system as a foothold for further attacks within the network.
The operational impact of CVE-2017-6360 extends beyond simple unauthorized access, as administrators who have been compromised can gain access to sensitive information stored on the QNAP devices, including user credentials, personal data, and organizational information. This vulnerability could be leveraged by attackers to conduct data exfiltration, modify storage configurations, or use the compromised system as a launching point for lateral movement attacks within the network infrastructure. The attack surface is particularly broad since QNAP devices are commonly used in enterprise environments where they store critical data and serve as network infrastructure components.
From a threat modeling perspective, this vulnerability aligns with ATT&CK techniques involving privilege escalation and credential access, specifically mapping to tactics such as T1068 (Local Privilege Escalation) and T1078 (Valid Accounts). Organizations using QNAP QTS systems prior to the patched version face significant risk of exploitation, particularly in environments where network security controls may be insufficient to detect or prevent such attacks. The vulnerability demonstrates the importance of maintaining up-to-date security patches and implementing robust network monitoring to detect anomalous access patterns that might indicate exploitation attempts.
Organizations should immediately implement mitigation strategies including immediate patching to version 4.2.4 build 20170313 or later, followed by comprehensive security audits of their QNAP deployments. Network segmentation and monitoring should be enhanced to detect suspicious access patterns, and access controls should be reviewed to ensure that only authorized personnel have administrative access to storage systems. Additionally, implementing multi-factor authentication and regular security assessments can help reduce the overall risk exposure associated with such vulnerabilities in storage infrastructure deployments.