Insecure Inherited Permissions in Apache Hadoop

published 2017-04-11 9 y ago modified 2026-06-17 4 mo ago also GHSA-mf7c-35mq-75pj , EUVD-2022-4546

cvss: 8.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 2.6%; EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits: 0; none known

In Apache Hadoop 2.x before 2.7.4, a user who can escalate to yarn user can possibly run arbitrary commands as root user.

Patch / fix

fixed in 1

maven org.apache.hadoop:hadoop-common 2.7.4

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-6811 updated 2026-11-04 cvss 7.5

hadoop: privilege escalation to root

Red Hat Enterprise Linux 8 hadoop-common
affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.62% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	9.0	AV:N/AC:L/Au:S/C:C/I:C/A:C
GitHub	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
maven	org.apache.hadoop:hadoop-common	>=2.0.0-alpha, <2.7.4	2.7.4

Classification

Weakness

CWE-264 Permissions, Privileges, and Access Controls
CWE-277 Insecure Inherited Permissions

References

Sources

CVE List CVE-2016-6811
GitHub Advisory GHSA-mf7c-35mq-75pj
NVD CVE-2016-6811

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary