CVE-2013-5443 in Cognos Express
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in IBM Cognos Express 9.0 before IFIX 2, 9.5 before IFIX 2, 10.1 before IFIX 2, and 10.2.1 before FP1 allows remote attackers to hijack the authentication of arbitrary users.
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Analysis
by VulDB Data Team • 05/09/2026
The CVE-2013-5443 vulnerability represents a critical cross-site request forgery flaw in IBM Cognos Express versions prior to specific fixpacks, exposing organizations to unauthorized administrative actions. This vulnerability falls under the CWE-352 category, which specifically addresses Cross-Site Request Forgery attacks, making it a well-documented and severe security weakness in web applications. The flaw affects multiple major versions including 9.0, 9.5, 10.1, and 10.2.1, indicating a widespread issue within the IBM Cognos Express product line that required immediate attention from security teams.
The technical implementation of this CSRF vulnerability stems from the application's insufficient validation of request origins and lack of proper anti-CSRF token mechanisms. When authenticated users navigate to malicious websites or click on compromised links, attackers can forge requests that appear to originate from legitimate user sessions. This occurs because the system fails to verify that requests are genuinely initiated by the authenticated user rather than being submitted through automated means or malicious third-party sites. The vulnerability essentially allows attackers to perform administrative actions on behalf of users without their knowledge or consent, creating a significant risk for organizations relying on Cognos Express for business intelligence and reporting.
The operational impact of this vulnerability extends beyond simple data theft or modification, as it enables complete session hijacking and unauthorized administrative access to critical business intelligence systems. Attackers could potentially create new user accounts, modify existing reports, access sensitive data, or even perform destructive operations within the Cognos Express environment. This type of vulnerability aligns with ATT&CK technique T1566, which covers Phishing for Information, and T1078, which addresses Valid Accounts, as it allows attackers to leverage existing authenticated sessions. Organizations using Cognos Express for sensitive business analytics, financial reporting, or strategic planning would face severe consequences if this vulnerability were exploited, potentially leading to data breaches, financial losses, and regulatory compliance violations.
Organizations should immediately implement the recommended IFIX and fixpack updates provided by IBM to address this vulnerability, as these patches contain the necessary anti-CSRF token implementations and request validation mechanisms. The mitigation strategy should also include network-level protections such as web application firewalls that can detect and block suspicious cross-site requests, along with regular security assessments to identify potential session management weaknesses. Additionally, administrators should consider implementing additional authentication controls like multi-factor authentication and monitoring for unusual administrative activities that might indicate unauthorized access attempts. The vulnerability demonstrates the critical importance of maintaining up-to-date security patches and the necessity of robust session management practices in enterprise business intelligence platforms.