CVE-2019-14439 – jackson-databind: Polymorphic typing issue related to logback/JNDI

https://notcve.org/view.php?id=CVE-2019-14439

30 Jul 2019 — A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.x before 2.9.9.2. This occurs when Default Typing is enabled (either globally or for a specific property) for an externally exposed JSON endpoint and the service has the logback jar in the classpath. Se detectó un problema de escritura polimórfica en jackson-databind de FasterXML versiones 2.x anteriores a 2.9.9.2. Esto ocurre cuando la Escritura Predeterminada está habilitada (globalmente o para una propiedad específica) para un endp... • https://github.com/jas502n/CVE-2019-14439 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-502: Deserialization of Untrusted Data •