CVE-2025-54153 in Qsync Central
Summary
by MITRE • 10/03/2025
An SQL injection vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to execute unauthorized code or commands.
We have already fixed the vulnerability in the following version: Qsync Central 5.0.0.2 ( 2025/07/31 ) and later
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Analysis
by VulDB Data Team • 10/04/2025
The SQL injection vulnerability identified as CVE-2025-54153 represents a critical security flaw within Qsync Central software that enables remote code execution through unauthorized database access. This vulnerability specifically affects the authentication and authorization mechanisms of the system, creating a pathway for attackers to escalate privileges once they have obtained legitimate user credentials. The flaw resides in the application's handling of user input within database query construction processes, where insufficient sanitization allows malicious SQL payloads to be executed against the underlying database infrastructure. Such vulnerabilities fall under CWE-89 which categorizes SQL injection flaws as a primary vector for database compromise and unauthorized data access. The security implications extend beyond simple data theft to include complete system compromise through command execution capabilities that attackers can leverage once they establish a foothold within the user authentication system.
The operational impact of this vulnerability creates significant risk for organizations relying on Qsync Central for their synchronization and data management needs. Attackers exploiting this flaw can manipulate database queries to extract sensitive information, modify or delete critical data, and potentially establish persistent backdoors within the system. The vulnerability's exploitation requires only a valid user account, making it particularly dangerous as it lowers the initial attack threshold compared to vulnerabilities requiring initial system compromise. This weakness aligns with ATT&CK technique T1078 which covers legitimate credentials use for persistence and privilege escalation. Organizations may experience unauthorized data access, system integrity compromise, and potential regulatory compliance violations due to the exposure of sensitive information through database manipulation. The attack surface expands significantly when considering that database administrators often possess elevated privileges, making successful exploitation potentially devastating for enterprise environments.
Mitigation strategies for CVE-2025-54153 require immediate deployment of the patched version Qsync Central 5.0.0.2 released on July 31, 2025, which addresses the underlying SQL injection vulnerabilities through proper input validation and parameterized query implementation. System administrators should conduct comprehensive security assessments to ensure all instances have been updated and verify that the patch has been successfully applied without introducing compatibility issues. Additional protective measures include implementing network segmentation to limit access to the Qsync Central system, enforcing strict access controls and monitoring user authentication activities for suspicious behavior patterns. Organizations should also establish regular vulnerability scanning procedures to identify similar weaknesses in their infrastructure and maintain updated threat intelligence feeds to detect potential exploitation attempts. The remediation process must include thorough testing of the updated system to ensure that legitimate functionality remains intact while eliminating the security gap that allowed SQL injection attacks to succeed. Security teams should also review and update their incident response procedures to address potential exploitation attempts and establish clear protocols for handling security breaches related to database access violations.