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This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from request other than their own."},{"lang":"es","value":"Se detectó un fallo en todas las versiones de Undertow versiones anteriores a Undertow 2.2.0.Final, donde el tráfico malicioso de peticiones HTTP relacionado a CVE-2017-2666, es posible contra HTTP/1.x y HTTP/2 debido a que permite caracteres no válidos en una petición HTTP. Este fallo permite a un atacante  envenenar una caché web, llevar a cabo un ataque de tipo XSS y obtener información confidencial de una petición distinta a la 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