CVE-2024-55921

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A vulnerability has been identified in the backend user interface functionality involving deep links. Specifically, this functionality is susceptible to Cross-Site Request Forgery (CSRF). Additionally, state-changing actions in downstream components incorrectly accepted submissions via HTTP GET and did not enforce the appropriate HTTP method. Successful exploitation of this vulnerability requires the victim to have an active session on the backend user interface and to be deceived into interacting with a malicious URL targeting the backend, which can occur under the following conditions: The user opens a malicious link, such as one sent via email. The user visits a compromised or manipulated website while the following settings are misconfigured: 1. `security.backend.enforceReferrer` feature is disabled, 2. `BE/cookieSameSite` configuration is set to lax or none. The vulnerability in the affected downstream component \u201cExtension Manager Module\u201d allows attackers to retrieve and install 3rd party extensions from the TYPO3 Extension Repository - which can lead to remote code execution in the worst case. Users are advised to update to TYPO3 versions 11.5.42 ELTS, 12.4.25 LTS, 13.4.3 LTS which fix the problem described."}, {"lang": "es", "value": "TYPO3 es un framework gestor de contenidos gratuito y de c\u00f3digo abierto. Se ha identificado una vulnerabilidad en la funcionalidad de la interfaz de usuario del backend que involucra enlaces profundos. Espec\u00edficamente, esta funcionalidad es susceptible a Cross-Site Request Forgery (CSRF). Adem\u00e1s, las acciones de cambio de estado en los componentes posteriores aceptaron incorrectamente los env\u00edos a trav\u00e9s de HTTP GET y no aplicaron el m\u00e9todo HTTP apropiado. La explotaci\u00f3n exitosa de esta vulnerabilidad requiere que la v\u00edctima tenga una sesi\u00f3n activa en la interfaz de usuario del backend y sea enga\u00f1ada para interactuar con una URL maliciosa dirigida al backend, lo que puede ocurrir bajo las siguientes condiciones: El usuario abre un enlace malicioso, como uno enviado por correo electr\u00f3nico. El usuario visita un sitio web comprometido o manipulado mientras las siguientes configuraciones est\u00e1n mal configuradas: 1. La funci\u00f3n `security.backend.enforceReferrer` est\u00e1 deshabilitada, 2. La configuraci\u00f3n `BE/cookieSameSite` est\u00e1 establecida en lax o ninguna. La vulnerabilidad en el componente afectado \u201cExtension Manager Module\u201d permite a los atacantes recuperar e instalar extensiones de terceros desde el repositorio de extensiones de TYPO3, lo que puede provocar la ejecuci\u00f3n remota de c\u00f3digo en el peor de los casos. Se recomienda a los usuarios que actualicen a las versiones 11.5.42 ELTS, 12.4.25 LTS y 13.4.3 LTS de TYPO3, que solucionan el problema descrito."}], "id": "CVE-2024-55921", "lastModified": "2026-06-17T08:11:27.113", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 5.9, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-55921", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-01-15T15:49:17.345047Z", "version": "2.0.3"}}]}, "published": "2025-01-14T20:15:29.847", "references": [{"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/TYPO3/typo3/security/advisories/GHSA-4g52-pq8j-6qv5"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://typo3.org/security/advisory/typo3-core-sa-2025-006"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-352"}, {"lang": "en", "value": "CWE-749"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

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