CVE-2007-5179 in Y
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in iletisim.asp in Y&K Iletisim Formu allow remote attackers to inject arbitrary web script or HTML via the (1) ad, (2) sehir, (3) yas, (4) cins, (5) tel, (6) mail, and (7) mesaj parameters. 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 • 11/02/2017
The vulnerability identified as CVE-2007-5179 represents a critical cross-site scripting flaw in the Y&K Iletisim Formu web application, specifically within the iletisim.asp component. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is classified as a fundamental web application security weakness that allows attackers to inject malicious client-side scripts into web pages viewed by other users. The affected application processes user input through multiple parameters including ad, sehir, yas, cins, tel, mail, and mesaj, making it susceptible to injection attacks that can compromise user sessions and data integrity.
The technical exploitation of this vulnerability occurs when remote attackers submit malicious payloads through any of the seven vulnerable parameters mentioned in the description. These parameters represent different fields in a contact form, including name, city, age, gender, phone number, email address, and message content. When user input is not properly sanitized or validated before being rendered back to the browser, attackers can inject HTML tags or JavaScript code that executes in the context of other users' sessions. This type of vulnerability is particularly dangerous because it can be exploited without requiring any special privileges or authentication, making it accessible to any internet user who can access the vulnerable web application.
The operational impact of this vulnerability extends beyond simple script injection, as it creates potential pathways for more sophisticated attacks within the web application environment. Attackers could leverage these XSS vulnerabilities to steal session cookies, redirect users to malicious websites, deface the web application, or perform actions on behalf of authenticated users. The attack surface is significantly broadened due to the presence of multiple injection points, meaning that even if one parameter is properly sanitized, others remain vulnerable. This vulnerability directly aligns with ATT&CK technique T1566.001 which describes the use of web application vulnerabilities to execute malicious code, and represents a classic example of how insufficient input validation can lead to complete compromise of web application security.
Mitigation strategies for CVE-2007-5179 must focus on implementing robust input validation and output encoding mechanisms throughout the application. The most effective approach involves sanitizing all user input through proper validation routines that reject or escape potentially dangerous characters and patterns before processing or storing the data. Web application developers should implement proper HTML encoding for all dynamic content rendered back to users, ensuring that any user-supplied data is treated as text rather than executable code. Additionally, the implementation of Content Security Policy (CSP) headers can provide an additional layer of protection by restricting the sources from which scripts can be loaded and executed within the browser. The vulnerability also underscores the importance of regular security testing and code review processes to identify and remediate similar issues before they can be exploited in production environments. Organizations should also consider implementing Web Application Firewalls (WAFs) that can detect and block common XSS attack patterns, though these should be viewed as supplementary controls rather than primary defenses.