CVE detail
CVE-2021-25642 — CVE-2021-25642
Published 2022-08-25 · Modified 2026-06-17 · Vendor apache · Product hadoop · Source nvd
HIGH
severity
CVSS-derived band
0.0186
EPSS probability
exploitation probability, 30d
77.0%
EPSS percentile
percentile vs all CVEs
NOT LISTED
CISA KEV
known exploited catalog
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. Users should upgrade to Apache Hadoop 2.10.2, 3.2.4, 3.3.4 or later (containing YARN-11126) if ZKConfigurationStore is used.
Remediation
No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.
References