CVE-2018-10566 in DupScout Enterprise
Summary
by MITRE
XSS exists in Flexense DupScout Enterprise from v10.0.18 to v10.7.
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Analysis
by VulDB Data Team • 02/02/2020
The vulnerability identified as CVE-2018-10566 represents a cross-site scripting flaw within Flexense DupScout Enterprise software versions ranging from 10.0.18 through 10.7. This security weakness allows attackers to inject malicious scripts into web interfaces that are subsequently executed by victim browsers. The affected product is a file synchronization and duplicate detection tool designed for enterprise environments, making it a critical target for adversaries seeking to exploit web application vulnerabilities.
The technical implementation of this XSS vulnerability stems from insufficient input validation and output encoding within the web interface components of DupScout Enterprise. Attackers can manipulate parameters or input fields that are not properly sanitized before being rendered in web pages, enabling the execution of arbitrary JavaScript code within the context of authenticated user sessions. This flaw specifically affects the enterprise version of the software, suggesting it impacts administrative interfaces where users might have elevated privileges.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform session hijacking, steal sensitive information, modify data, or redirect users to malicious websites. In enterprise environments where DupScout is deployed for file management and duplicate detection, this vulnerability could allow unauthorized access to critical data repositories and potentially provide a foothold for further lateral movement within the network. The vulnerability affects both the web-based management interface and potentially the application's reporting features that may render user-supplied content.
Security professionals should note this vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications. The ATT&CK framework categorizes this as part of the initial access and execution phases, where adversaries leverage web application vulnerabilities to establish persistent access. Organizations should implement immediate mitigations including input validation, output encoding, and proper content security policies. The recommended solution involves upgrading to patched versions of Flexense DupScout Enterprise beyond the affected range, while also implementing web application firewalls and monitoring for suspicious script injection attempts in the application logs.
Additional defensive measures include regular security assessments of web applications, implementing proper input sanitization procedures, and conducting comprehensive penetration testing to identify similar vulnerabilities. Organizations should also establish incident response protocols specifically addressing XSS vulnerabilities in enterprise file management systems, as these flaws can have cascading effects on data integrity and system availability. The vulnerability demonstrates the importance of secure coding practices and the need for thorough testing of web interfaces in enterprise software solutions.