CVE-2007-2357 in SineCms
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in mods/Core/result.php in SineCms 2.3.4 allows remote attackers to inject arbitrary web script or HTML via the stringa parameter.
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Analysis
by VulDB Data Team • 08/11/2017
The CVE-2007-2357 vulnerability represents a classic cross-site scripting flaw within the SineCms content management system version 2.3.4. This vulnerability specifically affects the mods/Core/result.php component where user input is not properly sanitized before being rendered back to web browsers. The issue arises from insufficient validation of the stringa parameter which serves as an entry point for malicious input. When attackers exploit this weakness, they can inject arbitrary web scripts or HTML code that executes in the context of other users' browsers who visit the affected pages. This fundamental flaw in input handling creates a persistent security risk that can be leveraged for various malicious activities including session hijacking, credential theft, and defacement of web content.
The technical nature of this vulnerability aligns with CWE-79 which categorizes cross-site scripting as a code injection flaw where untrusted data is embedded into web pages without proper sanitization. The flaw operates at the application layer where the CMS fails to implement proper output encoding or input validation mechanisms before processing user-supplied data. The stringa parameter acts as the attack vector where malicious payloads can be injected through HTTP GET or POST requests, making the exploitation relatively straightforward for threat actors. This vulnerability demonstrates poor secure coding practices and highlights the critical importance of implementing defense-in-depth strategies including input validation, output encoding, and proper sanitization routines.
The operational impact of CVE-2007-2357 extends beyond simple script injection, as it provides attackers with the capability to manipulate the CMS environment and potentially escalate privileges. When executed successfully, this vulnerability can enable attackers to steal session cookies, redirect users to malicious sites, or inject persistent malware into the web application. The affected SineCms 2.3.4 version represents a deprecated system that likely lacks modern security features such as Content Security Policy headers, automatic input sanitization, or robust XSS protection mechanisms. Organizations using this vulnerable CMS face significant risk of unauthorized access, data breaches, and potential compromise of their entire web infrastructure. The vulnerability's remote exploitability means that attackers do not require local access or credentials to initiate attacks, making it particularly dangerous in publicly accessible web environments.
Mitigation strategies for this vulnerability should focus on immediate remediation through input validation and output encoding implementations. The most effective approach involves sanitizing all user inputs before processing them within the application, specifically targeting the stringa parameter in the result.php file. Implementing proper HTML entity encoding for all dynamic content prevents script execution in browser contexts. Organizations should also consider deploying Web Application Firewalls that can detect and block XSS attack patterns, though this represents a defensive measure rather than a primary fix. Additionally, the implementation of Content Security Policy headers can provide additional protection against script injection attacks by restricting script sources and preventing execution of unauthorized code. System administrators should also conduct comprehensive security audits of their CMS installations, ensuring that all deprecated components are updated or replaced with secure alternatives. The vulnerability serves as a reminder of the critical need for regular security updates, proper code review processes, and adherence to secure coding standards throughout the software development lifecycle. This particular issue also aligns with ATT&CK technique T1059.007 which covers scripting through web shell commands, demonstrating how such vulnerabilities can enable more sophisticated attack vectors beyond simple XSS exploitation.