CVE-2007-1950 in scripti
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index_cms.php in WebBlizzard CMS allows remote attackers to inject arbitrary web script or HTML via the Suchzeile parameter.
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Analysis
by VulDB Data Team • 10/18/2017
The vulnerability identified as CVE-2007-1950 represents a classic cross-site scripting flaw within the WebBlizzard content management system, specifically affecting the index_cms.php script. This type of vulnerability falls under the broader category of CWE-79 - Improper Neutralization of Input During Web Page Generation, which is a fundamental weakness in web application security that allows malicious actors to inject client-side scripts into web pages viewed by other users. The vulnerability manifests when the application fails to properly sanitize or validate user input before incorporating it into dynamically generated web content, creating an opening for attackers to execute arbitrary code within the context of the victim's browser.
The technical exploitation of this vulnerability occurs through the manipulation of the "Suchzeile" parameter, which appears to be a search or query parameter within the CMS interface. When an attacker submits malicious input through this parameter, the WebBlizzard CMS fails to adequately filter or escape the content before rendering it in the web page response. This allows an attacker to inject HTML tags, JavaScript code, or other malicious payloads that will execute in the browsers of unsuspecting users who view the affected page. The flaw is particularly concerning because it operates at the application layer, where user-supplied data is directly incorporated into web responses without proper sanitization mechanisms.
The operational impact of this vulnerability extends beyond simple script injection, as it provides attackers with the capability to perform various malicious activities within the context of authenticated or unauthenticated user sessions. Attackers can leverage this vulnerability to steal session cookies, redirect users to malicious websites, deface web pages, or even execute more sophisticated attacks such as credential theft or privilege escalation within the compromised application environment. The vulnerability affects the integrity and confidentiality of user data, potentially allowing unauthorized access to sensitive information or system resources. From an attack perspective, this flaw aligns with ATT&CK technique T1566.001 - Phishing, as attackers can craft malicious URLs that, when clicked by victims, execute harmful scripts in their browsers.
Mitigation strategies for this vulnerability should focus on implementing robust input validation and output encoding mechanisms throughout the WebBlizzard CMS application. The most effective approach involves sanitizing all user-supplied input through proper encoding techniques such as HTML entity encoding, JavaScript escaping, or the use of Content Security Policy headers to prevent unauthorized script execution. Organizations should also consider implementing web application firewalls to detect and block malicious payloads targeting this specific vulnerability. Additionally, regular security assessments and code reviews should be conducted to identify similar input validation weaknesses in other components of the CMS. The remediation process must include proper parameter validation, ensuring that all input parameters are checked against expected formats and lengths before being processed or displayed in web responses. This vulnerability highlights the critical importance of maintaining secure coding practices and demonstrates how seemingly simple input handling flaws can create significant security risks in web applications.