CVE-2003-1353 in Outreach Project Tool
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in Outreach Project Tool (OPT) 0.946b allow remote attackers to inject arbitrary web script or HTML, as demonstrated using the news field.
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Analysis
by VulDB Data Team • 07/04/2017
The vulnerability identified as CVE-2003-1353 represents a critical security flaw in the Outreach Project Tool version 0.946b, a web-based application designed for managing outreach activities. This particular vulnerability manifests as multiple cross-site scripting vulnerabilities that enable remote attackers to inject malicious web scripts or HTML content directly into the application's interface. The specific demonstration of this vulnerability occurs through the news field, which serves as an entry point for attackers to exploit the underlying security weakness. The vulnerability affects the application's input validation mechanisms, which fail to properly sanitize user-supplied data before rendering it within the web interface.
The technical flaw underlying CVE-2003-1353 resides in the application's insufficient input sanitization and output encoding practices. When users submit content through the news field, the system does not adequately filter or escape special characters that could be interpreted as HTML or JavaScript code. This allows attackers to craft malicious payloads that, when processed and displayed by the application, execute in the context of other users' browsers. The vulnerability is classified as a classic XSS flaw, specifically falling under CWE-79 which defines improper neutralization of input during web output. The weakness creates a persistent security gap where attacker-controlled content can be executed in the browser of unsuspecting users, potentially leading to session hijacking, credential theft, or further exploitation of the victim's browser environment.
The operational impact of this vulnerability extends beyond simple data corruption or display issues. When exploited, CVE-2003-1353 enables attackers to execute arbitrary code within the browser context of authenticated users, potentially compromising the entire user session. This could lead to unauthorized access to sensitive information, modification of data within the application, or redirection to malicious websites. The vulnerability is particularly dangerous because it affects a core functionality field within the application, making it accessible to any user who can submit content. Attackers can leverage this vulnerability to establish persistent access to the application, potentially compromising the integrity of the entire outreach management system and affecting all users who interact with the vulnerable news field.
Mitigation strategies for CVE-2003-1353 should focus on implementing robust input validation and output encoding mechanisms throughout the application. The primary defense involves implementing proper HTML escaping and encoding for all user-supplied content before rendering it within the web interface, which aligns with ATT&CK technique T1203 for input validation and output encoding. Additionally, developers should implement Content Security Policy headers to limit the execution of inline scripts and establish proper input sanitization routines that filter out potentially malicious content. The application should also implement proper session management practices and consider implementing web application firewalls to detect and block suspicious payloads. Regular security audits and code reviews should be conducted to identify similar vulnerabilities in other parts of the application, as the presence of one XSS vulnerability often indicates a broader pattern of insufficient input validation throughout the codebase. Organizations should also ensure that all users are educated about the risks of clicking on suspicious links or content within the application, as social engineering remains a significant factor in successful exploitation of such vulnerabilities.