CVE-2010-5097 in TYPO3
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the click enlarge functionality in TYPO3 4.3.x before 4.3.9 and 4.4.x before 4.4.5 when the caching framework is enabled, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 02/17/2019
The CVE-2010-5097 vulnerability represents a cross-site scripting flaw within TYPO3 content management systems that specifically affects versions 4.3.x prior to 4.3.9 and 4.4.x prior to 4.4.5. This vulnerability is particularly concerning as it targets the click enlarge functionality within the system's caching framework, creating a persistent security risk for organizations relying on these older TYPO3 versions. The vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is one of the most prevalent and dangerous web application security flaws documented in the CWE dictionary.
The technical implementation of this vulnerability occurs when the caching framework is enabled and users interact with the click enlarge feature. Attackers can exploit this weakness by injecting malicious web scripts or HTML content through unspecified vectors that are not clearly defined in the initial vulnerability report. The caching framework's interaction with user input creates a perfect storm where malicious code can be stored in cache and subsequently executed when other users access the affected functionality. This behavior aligns with the ATT&CK framework's technique T1566 for credential access through malicious file execution, though specifically targeting web application interfaces rather than system-level access.
The operational impact of CVE-2010-5097 extends beyond simple script injection as it can enable attackers to perform various malicious activities including session hijacking, data theft, and redirection to malicious sites. When the caching framework is enabled, the vulnerability becomes particularly dangerous because the injected scripts can persist across multiple user sessions and cache refreshes. This persistence characteristic makes the vulnerability more dangerous than typical XSS flaws that only execute during specific user interactions. Organizations using affected TYPO3 versions face significant risks including potential data breaches, unauthorized access to administrative functions, and compromise of user sessions through session cookie theft.
Organizations should immediately implement comprehensive mitigation strategies including upgrading to patched versions of TYPO3 4.3.9 or 4.4.5, which contain the necessary security fixes for this vulnerability. Additionally, implementing proper input validation and output encoding mechanisms can provide defense-in-depth protection against similar vulnerabilities. The ATT&CK framework suggests implementing web application firewalls and content security policies as additional protective measures. Security teams should also conduct thorough vulnerability assessments to identify any other potentially affected components within their TYPO3 installations and ensure that all caching mechanisms properly sanitize user inputs before storing them in cache. Regular security monitoring and patch management processes are essential to prevent exploitation of this and similar vulnerabilities in web applications.