Rewterz Threat Advisory – CVE-2021-25642 – Apache Hadoop Vulnerability

Severity

High

Analysis Summary

CVE-2021-25642

Apache Hadoop could allow a remote authenticated attacker to execute arbitrary commands on the system, caused by a flaw when ZKConfigurationStore is used. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary commands as YARN user on the system.

Impact

Command Execution

Indicators Of Compromise

CVE

CVE-2021-25642

Affected Vendors

Apache

Affected Products

Apache Hadoop 3.0.0-alpha
Apache Hadoop 2.9.0
Apache Hadoop 2.10.1
Apache Hadoop 3.3.0
Apache Hadoop 3.2.3
Apache Hadoop 3.3.3

Remediation

Upgrade to the latest version of Apache Hadoop, available from the Apache Website.

Apache Website

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