CVE-2010-4361 in Jurpopage
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in url-gateway.php in Jurpopage 0.2.0 allows remote attackers to inject arbitrary web script or HTML via the url parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
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Analysis
by VulDB Data Team • 02/08/2019
The CVE-2010-4361 vulnerability represents a classic cross-site scripting flaw in the Jurpopage 0.2.0 web application's url-gateway.php component. This security weakness arises from inadequate input validation and sanitization of user-supplied data, specifically within the url parameter handling mechanism. The vulnerability enables remote attackers to execute malicious web scripts or HTML code within the context of other users' browsers, potentially compromising the integrity of user sessions and sensitive data. The issue stems from the application's failure to properly escape or filter user input before incorporating it into dynamically generated web content, creating an avenue for malicious code injection that can persist across user interactions.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious URL containing script code within the url parameter and delivers it to unsuspecting users. Upon clicking the crafted link or visiting a page that processes the malicious input through url-gateway.php, the web application fails to sanitize the input properly, allowing the injected script to execute in the victim's browser context. This behavior aligns with CWE-79 which categorizes cross-site scripting vulnerabilities as weaknesses in input validation and output encoding. The vulnerability represents a type of reflected XSS attack where the malicious payload is reflected off the web server and executed in the user's browser, making it particularly dangerous for web applications that process user input directly in their responses.
The operational impact of this vulnerability extends beyond simple script execution, potentially enabling attackers to perform session hijacking, steal sensitive cookies, redirect users to malicious sites, or even modify the content displayed to users. Given that Jurpopage is a web-based application, this vulnerability could compromise user authentication tokens, personal information, and potentially provide attackers with unauthorized access to user accounts. The reflected nature of the attack means that the malicious code does not require persistent storage on the server, making detection more challenging and the attack more difficult to trace. Organizations using this vulnerable software face significant risks to their web application security posture, particularly in environments where users may be tricked into clicking malicious links through social engineering or phishing campaigns.
Mitigation strategies for CVE-2010-4361 should focus on implementing robust input validation and output encoding mechanisms within the url-gateway.php component. The most effective approach involves sanitizing all user-supplied input through proper escaping techniques before incorporating it into web page content, particularly when dealing with URL parameters. Implementing Content Security Policy headers can provide additional defense-in-depth measures to prevent script execution, while regular security code reviews and input validation testing should be conducted to identify similar vulnerabilities. Organizations should also consider upgrading to patched versions of Jurpopage if available, as this vulnerability represents a well-known issue that has been addressed in subsequent releases. The remediation process should align with ATT&CK tactic T1203 which focuses on exploiting vulnerabilities in web applications, making proper input validation and output encoding essential defensive measures against such attacks.