InfoSecBulletin Cybersecurity for mankind
CISA warns Apache Flink users about a critical vulnerability. Cybercriminals are exploiting this flaw to compromise systems.
Apache Flink is a widely used open-source platform for processing large datasets in real-time analytics, machine learning, and data-intensive applications. Its capability to handle both bounded and unbounded data streams makes it a versatile tool for organizations striving to gain insights from their data.
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CVE-2020-17519 is a vulnerability that lets attackers read files on the local filesystem of the JobManager process. This could expose sensitive data and confidential information to malicious actors.
Organizations using Apache Flink versions 1.11.0, 1.11.1, or 1.11.2 are at risk, especially if their Flink instances are exposed to the internet or untrusted networks.
Federal agencies need to update their software to Apache Flink version 1.19.0 or later by June 13, 2024, to protect their networks from security threats.
