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

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

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 endpoint JSON expuesto externamente y el servicio tiene el jar de logback en el classpath. • https://github.com/jas502n/CVE-2019-14439 https://access.redhat.com/errata/RHSA-2019:3200 https://github.com/FasterXML/jackson-databind/commit/ad418eeb974e357f2797aef64aa0e3ffaaa6125b https://github.com/FasterXML/jackson-databind/compare/jackson-databind-2.9.9.1...jackson-databind-2.9.9.2 https://github.com/FasterXML/jackson-databind/issues/2389 https://lists.apache.org/thread.html/0d4b630d9ee724aee50703397d9d1afa2b2befc9395ba7797d0ccea9%40%3Cdev.tomee.apache.org%3E https://lists.apache.org/thread.html/2d2a76440becb610b9 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-502: Deserialization of Untrusted Data •