CVE-2017-13071 in Video Station
Summary
by MITRE
QNAP has already patched this vulnerability. This security concern allows a remote attacker to run arbitrary commands on the QNAP Video Station 5.1.3 (for QTS 4.3.3), 5.2.0 (for QTS 4.3.4), and earlier.
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Analysis
by VulDB Data Team • 12/09/2019
The vulnerability identified as CVE-2017-13071 represents a critical remote command execution flaw within QNAP Video Station software versions 5.1.3 and 5.2.0 running on specific QTS operating system versions. This vulnerability falls under the CWE-78 category, which specifically addresses improper neutralization of special elements used in OS commands, making it a direct command injection vulnerability. The flaw exists in the video station application's handling of user input parameters, particularly in how it processes and executes commands without adequate sanitization or validation. Attackers can exploit this weakness by crafting malicious input that gets interpreted and executed as system commands on the affected QNAP device, effectively granting them full administrative control over the affected system.
The technical implementation of this vulnerability stems from insufficient input validation within the QNAP Video Station application's processing pipeline. When users interact with the video station interface, particularly when submitting parameters related to video processing or network configuration, the application fails to properly sanitize these inputs before incorporating them into system commands. This allows an attacker to inject malicious command sequences that bypass normal security controls and execute with the privileges of the running service account. The vulnerability is particularly dangerous because it operates at the system level, meaning successful exploitation can lead to complete system compromise, data exfiltration, and potential lateral movement within network environments where QNAP devices are deployed.
From an operational impact perspective, this vulnerability poses significant risks to organizations relying on QNAP storage solutions for video surveillance and media management. The remote nature of the attack means that adversaries can exploit this flaw from anywhere on the internet without requiring physical access or prior authentication credentials. Once compromised, affected systems can be used as persistent attack platforms, enabling attackers to establish backdoors, install additional malware, or use the compromised device as a launch point for further network infiltration. The vulnerability affects multiple versions of QNAP's software ecosystem, indicating a widespread exposure across various deployments, which amplifies the potential impact across different organizational environments.
Organizations should implement immediate mitigation strategies including applying the vendor-provided patches released in response to this vulnerability, which address the underlying input validation issues. Network segmentation and firewall rules should be implemented to restrict access to QNAP devices from untrusted networks, while monitoring systems should be configured to detect anomalous command execution patterns. The ATT&CK framework categorizes this type of vulnerability under T1059.001 for command and scripting interpreter, highlighting the importance of implementing robust input validation and privilege separation controls. Additionally, regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in other networked devices and applications, ensuring comprehensive protection against similar command injection attacks across the enterprise infrastructure.