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Apache Flink Upload Path Traversal Vulnerability (CVE-2020-17518) Scanner Detail

If you are using Apache Flink, it is better to check your system if any vulnerability exists.

What is Apache Flink?

Apache Flink is an open-source stream processing framework.


There is a REST handler allows to change uploaded file since Apache Flink 1.5.1. Attackers can modify HTTP Headers and acces to local file systems.

Some Advice for Common Problems

It is suggested to update your Apache Flink framework to version 1.11.3 or 1.12.0.

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