CVE-2021-31407 – Server classes and resources exposure in OSGi applications using Vaadin 12-14 and 19
https://notcve.org/view.php?id=CVE-2021-31407
Vulnerability in OSGi integration in com.vaadin:flow-server versions 1.2.0 through 2.4.7 (Vaadin 12.0.0 through 14.4.9), and 6.0.0 through 6.0.1 (Vaadin 19.0.0) allows attacker to access application classes and resources on the server via crafted HTTP request. Una vulnerabilidad en la integración de OSGi en com.vaadin:flow-server versiones 1.2.0 hasta 2.4.7 (Vaadin versiones 12.0.0 hasta 14.4.9) y versiones 6.0.0 hasta 6.0.1 (Vaadin versión 19.0.0), permite al atacante acceder a las clases y recursos de aplicación en el servidor por medio de una petición HTTP diseñada • https://github.com/vaadin/flow/pull/10229 https://github.com/vaadin/flow/pull/10269 https://github.com/vaadin/osgi/issues/50 https://vaadin.com/security/cve-2021-31407 • CWE-402: Transmission of Private Resources into a New Sphere ('Resource Leak') CWE-668: Exposure of Resource to Wrong Sphere •
CVE-2021-31405 – Regular expression denial of service (ReDoS) in EmailField component in Vaadin 14 and 15-17
https://notcve.org/view.php?id=CVE-2021-31405
Unsafe validation RegEx in EmailField component in com.vaadin:vaadin-text-field-flow versions 2.0.4 through 2.3.2 (Vaadin 14.0.6 through 14.4.3), and 3.0.0 through 4.0.2 (Vaadin 15.0.0 through 17.0.10) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses. Una comprobación no segura de RegEx en el componente EmailField en com.vaadin:vaadin-text-field-flow versiones 2.0.4 hasta 2.3.2 (Vaadin versiones 14.0.6 hasta 14.4.3) y versiones 3.0.0 hasta 4.0.2 (Vaadin versiones 15.0.0 hasta 17.0.10), permite a atacantes causar un consumo de recursos no controlado mediante el envío de direcciones de correo electrónico maliciosas • https://github.com/vaadin/flow-components/pull/442 https://vaadin.com/security/cve-2021-31405 • CWE-400: Uncontrolled Resource Consumption •
CVE-2021-31404 – Timing side channel vulnerability in UIDL request handler in Vaadin 10, 11-14, and 15-18
https://notcve.org/view.php?id=CVE-2021-31404
Non-constant-time comparison of CSRF tokens in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.13 (Vaadin 10.0.0 through 10.0.16), 1.1.0 prior to 2.0.0 (Vaadin 11 prior to 14), 2.0.0 through 2.4.6 (Vaadin 14.0.0 through 14.4.6), 3.0.0 prior to 5.0.0 (Vaadin 15 prior to 18), and 5.0.0 through 5.0.2 (Vaadin 18.0.0 through 18.0.5) allows attacker to guess a security token via timing attack. La comparación non-constant-time de tokens CSRF en el manejador de peticiones UIDL en com.vaadin:flow-server versiones 1.0.0 hasta 1.0.13 (Vaadin versiones 10.0.0 hasta 10.0.16), versiones 1.1.0 anteriores a 2.0.0 (Vaadin versiones 11 anteriores a 14), versiones 2.0.0 hasta 2.4.6 (Vaadin versiones 14.0.0 hasta 14.4.6), versiones 3.0.0 anteriores a 5.0.0 (Vaadin versiones 15 anteriores a 18) y versiones 5.0.0 hasta 5.0.2 (Vaadin versiones 18.0.0 hasta 18.0.5), permite al atacante adivinar un token de seguridad por medio de un ataque de sincronización • https://github.com/vaadin/flow/pull/9875 https://vaadin.com/security/cve-2021-31404 • CWE-203: Observable Discrepancy CWE-208: Observable Timing Discrepancy •
CVE-2020-36321 – Directory traversal in development mode handler in Vaadin 14 and 15-17
https://notcve.org/view.php?id=CVE-2020-36321
Improper URL validation in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.4.1 (Vaadin 14.0.0 through 14.4.2), and 3.0 prior to 5.0 (Vaadin 15 prior to 18) allows attacker to request arbitrary files stored outside of intended frontend resources folder. Una comprobación incorrecta de URL en el controlador del modo de desarrollo en com.vaadin:flow-server versiones 2.0.0 hasta 2.4.1 (Vaadin versiones 14.0.0 hasta 14.4.2) y versiones 3.0 anteriores a 5.0 (Vaadin versiones 15 anteriores a 18), permiten al atacante pedir archivos arbitrarios almacenados fuera de la carpeta de recursos de la interfaz prevista • https://github.com/vaadin/flow/pull/9392 https://vaadin.com/security/cve-2020-36321 • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') •
CVE-2019-25027 – Reflected cross-site scripting in default RouteNotFoundError view in Vaadin 10 and 11-13
https://notcve.org/view.php?id=CVE-2019-25027
Missing output sanitization in default RouteNotFoundError view in com.vaadin:flow-server versions 1.0.0 through 1.0.10 (Vaadin 10.0.0 through 10.0.13), and 1.1.0 through 1.4.2 (Vaadin 11.0.0 through 13.0.5) allows attacker to execute malicious JavaScript via crafted URL Una falta de un saneamiento de salida en la visualización predeterminada de la función RouteNotFoundError en com.vaadin:flow-server versiones 1.0.0 hasta 1.0.10 (Vaadin versiones 10.0.0 hasta 10.0.13) y versiones 1.1.0 hasta 1.4.2 (Vaadin versiones 11.0.0 hasta 13.0. 5), permite al atacante ejecutar JavaScript malicioso por medio de una URL diseñada • https://github.com/vaadin/flow/pull/5498 https://vaadin.com/security/cve-2019-25027 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE-81: Improper Neutralization of Script in an Error Message Web Page •