CVE-2010-0331 in TV21 Talkshow
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the TV21 Talkshow (tv21_talkshow) extension 1.0.1 and earlier for TYPO3 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 04/11/2025
The CVE-2010-0331 vulnerability represents a critical cross-site scripting flaw within the TV21 Talkshow extension for TYPO3 content management system. This vulnerability affects versions 1.0.1 and earlier, creating a significant security risk for organizations utilizing TYPO3 platforms with this specific extension. The flaw enables remote attackers to inject malicious web scripts or HTML content into web pages viewed by other users, potentially compromising user sessions and data integrity. The vulnerability's impact extends beyond simple script injection as it can facilitate more sophisticated attacks including session hijacking, credential theft, and unauthorized data manipulation.
The technical nature of this XSS vulnerability stems from insufficient input validation and output sanitization within the TV21 Talkshow extension. Attackers can exploit unspecified vectors to inject malicious code that executes in the context of other users' browsers when they view affected pages. This type of vulnerability typically occurs when user-provided data is directly incorporated into web page content without proper encoding or filtering mechanisms. The vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws, where the weakness allows attackers to inject malicious scripts into web applications. The attack vector operates through web browsers interpreting malicious content as legitimate, thereby executing harmful code within the victim's browser context.
The operational impact of CVE-2010-0331 extends beyond immediate script execution capabilities to encompass broader security implications for TYPO3 installations. Organizations running affected versions face potential data breaches, session manipulation, and user impersonation risks. Attackers could leverage this vulnerability to steal session cookies, redirect users to malicious sites, or inject malicious content that could compromise user trust and system integrity. The vulnerability affects the core web application security model by undermining the trust boundary between legitimate users and the application, potentially allowing attackers to perform actions on behalf of authenticated users. This weakness particularly impacts web applications that rely on user-generated content or dynamic data insertion, as the attack surface expands to include all points where user input is processed and displayed.
Mitigation strategies for CVE-2010-0331 must address both immediate remediation and long-term security hardening measures. Organizations should immediately upgrade to the patched version of the TV21 Talkshow extension or implement proper input validation and output encoding mechanisms. The solution involves implementing proper sanitization of all user inputs and ensuring that any dynamic content is properly escaped before rendering in web pages. Security measures should include implementing Content Security Policy headers, input validation at multiple layers, and regular security auditing of third-party extensions. This vulnerability demonstrates the importance of maintaining up-to-date software components and implementing comprehensive security testing procedures. Organizations should also consider implementing web application firewalls and monitoring for suspicious injection attempts, as outlined in ATT&CK framework techniques related to command and control communications and credential access through web application attacks. The remediation process requires careful testing to ensure that security measures don't break existing functionality while providing adequate protection against XSS exploitation vectors.