---
cve: "CVE-2021-25642"
severity: "LOW"
cvss: 3.1
epss: "2.2%"
vendor: "Apache Software Foundation"
kev: false
exploited: false
published: "2022-08-25 14:15:09"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-16T22:51:02+02:00"
---

# CVE-2021-25642

> 3.1 LOW

## Beschreibung

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.

## Patch verfügbar (OSV)

- 965fd380006fa78b2315668fbc7eb432e1d8200f (Commit)
- 7e5d9983b388e372fe640f21f048f2f2ae6e9eba (Commit)

## Referenzen

- <https://lists.apache.org/thread/g6vf2h4wdgzzdgk91mqozhs58wotq150>
- <https://security.netapp.com/advisory/ntap-20221201-0003/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2021-25642) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_