CVE-2018-19952 in Music Station
Summary
by MITRE • 11/02/2020
If exploited, this SQL injection vulnerability could allow remote attackers to obtain application information. This issue affects: QNAP Systems Inc. Music Station versions prior to 5.1.13; versions prior to 5.2.9; versions prior to 5.3.11.
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Analysis
by VulDB Data Team • 12/01/2020
This vulnerability represents a critical sql injection flaw in QNAP Systems Inc. Music Station software that exposes applications to remote exploitation. The vulnerability exists within the application's handling of user input, specifically in parameters that are directly incorporated into sql queries without proper sanitization or parameterization. Attackers can craft malicious input that manipulates the sql execution flow, potentially extracting sensitive database information through crafted sql commands. The affected versions span multiple release branches including 5.1.x prior to 5.1.13, 5.2.x prior to 5.2.9, and 5.3.x prior to 5.3.11, indicating this was a widespread issue across the product line.
The technical exploitation of this vulnerability follows standard sql injection attack patterns where malicious payloads are injected into input fields that are then processed by the backend database. When the application fails to properly validate or escape user-supplied data before incorporating it into sql queries, attackers can manipulate the intended query execution. This typically involves using sql comment syntax, union select statements, or other sql injection techniques to extract database schema information, user credentials, or application data. The vulnerability falls under the common weakness enumeration CWE-89 which specifically addresses sql injection flaws in software applications.
The operational impact of this vulnerability extends beyond simple information disclosure to potentially enable further attack vectors. Remote attackers who successfully exploit this vulnerability could gain access to user accounts, application configuration details, and potentially escalate privileges within the system. This type of vulnerability directly impacts the confidentiality and integrity of the affected system, as unauthorized users can extract sensitive information from the database without authentication. The scope of impact includes all users of the affected Music Station versions, potentially compromising entire networked storage systems that rely on QNAP's media server functionality.
Organizations should immediately implement mitigation strategies including applying the vendor-provided security patches for Music Station versions 5.1.13, 5.2.9, and 5.3.11 respectively. Network segmentation and firewall rules should be implemented to restrict access to the affected services, while monitoring for suspicious sql query patterns should be enabled. The vulnerability aligns with attack techniques documented in the mitre att&ck framework under the command and control and credential access domains, where attackers may use information gathering as a precursor to more sophisticated attacks. Additionally, implementing proper input validation, using parameterized queries, and conducting regular security assessments can prevent similar vulnerabilities from occurring in future deployments.