CVE-2007-1305 in Savas Guestbook
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in add2.php in Sava s Guestbook 23.11.2006 allow remote attackers to inject arbitrary web script or HTML via the (1) name, (2) country, (3) email, and (4) website parameters.
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Analysis
by VulDB Data Team • 04/12/2019
The vulnerability identified as CVE-2007-1305 represents a critical cross-site scripting weakness in Sava s Guestbook version 23.11.2006, specifically within the add2.php script. This flaw exposes the application to malicious input injection attacks that can compromise user sessions and potentially lead to unauthorized access or data theft. The vulnerability affects four distinct input parameters including name, country, email, and website fields, making it particularly dangerous as attackers can exploit any of these vectors to execute malicious code within victim browsers.
This vulnerability maps directly to CWE-79 which defines Cross-Site Scripting as a weakness where untrusted data is sent to a web browser without proper validation or encoding. The flaw occurs due to insufficient input sanitization and output encoding mechanisms within the guestbook application's form processing script. When users submit data through the guestbook interface, the application fails to properly validate or escape special characters in the submitted parameters, allowing attackers to inject malicious HTML or JavaScript code that executes in the context of other users' browsers.
The operational impact of this vulnerability extends beyond simple script injection, as it can enable attackers to perform session hijacking, deface web applications, steal sensitive user information, or redirect victims to malicious websites. Attackers can craft payloads that exploit the XSS vulnerability by embedding malicious scripts in any of the four affected parameters, making it difficult for administrators to detect and prevent such attacks. The vulnerability particularly affects web applications that do not implement proper input validation or output encoding, creating a persistent security risk for all users interacting with the guestbook system.
Mitigation strategies for this vulnerability should include immediate implementation of proper input validation and output encoding techniques to prevent malicious script execution. Organizations should deploy web application firewalls that can detect and block XSS attack patterns, implement content security policies to restrict script execution, and ensure all user-supplied data is properly sanitized before being stored or displayed. The remediation process requires developers to validate all input parameters against a strict whitelist of acceptable characters and implement proper HTML encoding for all output data. Additionally, regular security audits and penetration testing should be conducted to identify similar vulnerabilities in other web applications within the organization's infrastructure, following ATT&CK framework techniques for web application exploitation and defense evasion.