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Posted to announce@apache.org by Masatake Iwasaki <iw...@apache.org> on 2022/08/25 11:28:25 UTC

CVE-2021-25642: Apache Hadoop YARN remote code execution in ZKConfigurationStore of capacity scheduler

Severity: important

Versions affected:

2.9.0 to 2.10.1, 3.0.0-alpha to 3.2.3, 3.3.0 to 3.3.3

Description:

ZKConfigurationStore which is optionally used by CapacityScheduler of
Apache Hadoop YARN deserializes data obtained from ZooKeeper without
validation. An attacker having access to ZooKeeper can run arbitrary
commands as YARN user by exploiting this.

Mitigation:

Users should upgrade to Apache Hadoop 2.10.2, 3.2.4, 3.3.4 or later
(containing YARN-11126) if ZKConfigurationStore is used.

Credit:

Apache Hadoop would like to thank Liu Ximing for reporting this issue.