CVE-2007-0813 in MySearchEngine
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Home production MySearchEngine allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 07/13/2021
The vulnerability identified as CVE-2007-0813 represents a cross-site scripting flaw within the Home production MySearchEngine application, classified under the Common Weakness Enumeration framework as CWE-79. This weakness specifically addresses the improper neutralization of input data that leads to the execution of arbitrary web scripts or HTML content within the context of a user's browser session. The vulnerability exists in the application's handling of user-supplied input data, which is processed without adequate sanitization or validation mechanisms. Attackers can exploit this weakness to inject malicious scripts that execute in the victim's browser when they view affected pages, creating a persistent security risk for users interacting with the vulnerable search engine interface.
The technical exploitation of this XSS vulnerability occurs through unspecified vectors within the MySearchEngine application, suggesting that multiple input points may be susceptible to malicious injection attempts. This could include search parameters, user profile fields, or any other data submitted through the application's interface that gets rendered back to users without proper output encoding. The vulnerability's classification as a reflected XSS issue indicates that malicious scripts are typically injected through links or forms that are then executed when users click on them or navigate to specific pages. The lack of specific vector identification in the original description suggests that the vulnerability may affect multiple areas of the application's functionality, making it particularly dangerous as attackers can potentially target various input points to achieve their objectives.
The operational impact of this vulnerability extends beyond simple data theft or session hijacking, as it provides attackers with the capability to manipulate the user interface of the search engine application. Successful exploitation could enable attackers to steal user credentials, modify search results, redirect users to malicious websites, or even install malware through browser-based attacks. The vulnerability directly impacts user trust in the search engine service and could be leveraged to spread phishing attacks or propagate malware across multiple users. According to the MITRE ATT&CK framework, this vulnerability maps to technique T1531 for 'Modify System Image' and T1059.007 for 'Command and Scripting Interpreter: JavaScript', demonstrating how the vulnerability can be used to execute malicious code within the user's browser environment. The persistent nature of this flaw means that once exploited, attackers can maintain access to victim sessions or continuously deliver malicious payloads to unsuspecting users.
Mitigation strategies for CVE-2007-0813 require immediate implementation of robust input validation and output encoding mechanisms throughout the MySearchEngine application. Organizations should implement proper HTML escaping and JavaScript encoding for all user-supplied data before rendering it in web pages, which directly addresses the root cause of the vulnerability. The application should employ Content Security Policy (CSP) headers to prevent unauthorized script execution, along with implementing proper input sanitization routines that filter out potentially malicious content. Additionally, regular security code reviews and automated vulnerability scanning should be conducted to identify similar weaknesses in other parts of the application. The remediation process must include comprehensive testing of all input points to ensure that no other vectors remain exploitable, while also implementing proper error handling that does not expose internal application details to users. Security patches should be deployed immediately, and organizations should consider implementing web application firewalls to provide additional protection layers against similar attacks.