CVE-2007-3056 in WebSVN
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in filedetails.php in WebSVN 2.0rc4, and possibly earlier, allows remote attackers to inject arbitrary web script or HTML via the path parameter.
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Analysis
by VulDB Data Team • 09/03/2018
The vulnerability identified as CVE-2007-3056 represents a critical cross-site scripting flaw within the WebSVN version 2.0rc4 web application and potentially earlier iterations. This security weakness resides in the filedetails.php component which processes user input through the path parameter without adequate sanitization or validation measures. The flaw enables malicious actors to inject arbitrary web scripts or HTML code into the application's response, creating a persistent security risk for all users interacting with the vulnerable system.
This vulnerability operates through a classic input validation failure pattern where the application fails to properly escape or filter user-supplied data before incorporating it into dynamic web content. The path parameter serves as the attack vector, allowing remote threat actors to craft malicious payloads that execute within the context of other users' browsers when they view the affected page. The flaw directly maps to CWE-79, which specifically addresses Cross-Site Scripting vulnerabilities in web applications, and aligns with ATT&CK technique T1531 which focuses on code injection attacks targeting web applications.
The operational impact of this vulnerability extends beyond simple data theft or defacement, as it can enable attackers to establish persistent footholds within the target environment. Successful exploitation allows threat actors to execute malicious scripts in the browser context of legitimate users, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The vulnerability affects the core functionality of WebSVN's file browsing capabilities, making it particularly dangerous as it could compromise access to source code repositories and sensitive development information.
Mitigation strategies for CVE-2007-3056 should prioritize immediate patching of the WebSVN application to the latest stable release where this vulnerability has been addressed. Organizations should implement comprehensive input validation and output encoding mechanisms that sanitize all user-supplied data before processing or displaying it within web pages. The implementation of Content Security Policy headers can provide additional defense-in-depth measures to prevent unauthorized script execution. Security teams should also conduct thorough code reviews focusing on parameter handling and input validation across all web application components to identify and remediate similar vulnerabilities. Network monitoring and intrusion detection systems should be configured to detect suspicious patterns of XSS attack attempts targeting web applications.