CVE-2017-17714 in Trape
Summary
by MITRE
Trape before 2017-11-05 has XSS via the /nr red parameter, the /nr vId parameter, the /register User-Agent HTTP header, the /register country parameter, the /register countryCode parameter, the /register cpu parameter, the /register isp parameter, the /register lat parameter, the /register lon parameter, the /register org parameter, the /register query parameter, the /register region parameter, the /register regionName parameter, the /register timezone parameter, the /register vId parameter, the /register zip parameter, or the /tping id parameter.
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Analysis
by VulDB Data Team • 01/18/2023
The vulnerability identified as CVE-2017-17714 affects Trape versions prior to 2017-11-05 and represents a critical cross-site scripting flaw that exposes multiple entry points within the application's web interface. This vulnerability stems from insufficient input validation and sanitization mechanisms that fail to properly handle user-supplied data across various HTTP parameters and headers. The flaw allows malicious actors to inject arbitrary JavaScript code into the application's response, potentially enabling unauthorized access to user sessions, data exfiltration, and other malicious activities.
The technical implementation of this vulnerability spans across numerous parameters and headers within the Trape application's web interface. Specifically, the /nr endpoint accepts tainted input through the red parameter and vId parameter, while the /register endpoint processes multiple user-agent related parameters including User-Agent HTTP header and various geolocation data fields such as country, countryCode, cpu, isp, lat, lon, org, query, region, regionName, timezone, and zip. Additionally, the /tping endpoint contains a vulnerable id parameter that can be exploited for similar malicious purposes. These parameters collectively represent a comprehensive attack surface that demonstrates poor input validation practices throughout the application's codebase.
From an operational perspective, this vulnerability poses significant risks to both application integrity and user security. Attackers can leverage these entry points to execute malicious scripts in the context of authenticated users' browsers, potentially leading to session hijacking, credential theft, or unauthorized data manipulation. The vulnerability's widespread nature across multiple endpoints suggests a systemic issue in the application's security architecture, indicating that proper sanitization and validation mechanisms are either absent or inconsistently implemented. This type of vulnerability directly aligns with CWE-79 which categorizes cross-site scripting flaws and represents a critical weakness in application security that can be exploited through various attack vectors.
The impact of this vulnerability extends beyond simple script execution as it can facilitate more sophisticated attacks including but not limited to cookie theft, redirection to malicious sites, and data manipulation within the application. The fact that multiple parameters across different endpoints are affected suggests that the application's developers may have overlooked comprehensive input validation across the entire codebase. This vulnerability would likely be categorized under ATT&CK technique T1566 for credential harvesting and T1059 for command and scripting interpreter, making it a significant concern for organizations relying on Trape for security monitoring or reconnaissance activities. The vulnerability's presence in the application's registration and tracking endpoints indicates that it could be exploited by attackers seeking to gain unauthorized access to user information or to manipulate the application's functionality.
Mitigation strategies should focus on implementing comprehensive input validation and output encoding across all user-supplied parameters and headers. The application should employ strict sanitization mechanisms that filter or escape all potentially dangerous characters before processing user input. Security patches should be applied immediately to update Trape to version 2017-11-05 or later, which presumably contains the necessary fixes for these vulnerabilities. Organizations should also implement proper content security policies and consider implementing web application firewalls to provide additional layers of protection against similar attacks. Regular security assessments and code reviews should be conducted to identify and remediate similar vulnerabilities in other parts of the application's codebase, ensuring that input validation is consistently applied across all endpoints and parameters to prevent future occurrences of such security flaws.