Skip to content
Fencer Vulns
high 7.5

CVE-2018-11768 json

user/group information can be corrupted across storing in fsimage and reading back from fsimage

published 2019-10-04 7 y ago modified 2026-06-17 4 mo ago also GHSA-hx83-rpqf-m267 , EUVD-2019-0752

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.6%
EPSS 6.6% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

In Apache Hadoop 3.1.0 to 3.1.1, 3.0.0-alpha1 to 3.0.3, 2.9.0 to 2.9.1, and 2.0.0-alpha to 2.8.4, the user/group information can be corrupted across storing in fsimage and reading back from fsimage.

Patch / fix

  • maven org.apache.hadoop:hadoop-main 2.8.5, 2.9.2, 3.1.1

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-2018-11768 updated cvss 7.5

hadoop: user/group information corruption through fsimage storing and reading

  • Red Hat Fuse 7 hadoop hadoop
    affected: no fix available “Fix deferred”
  • Red Hat JBoss Data Virtualization 6 hadoop-core hadoop-core Red Hat JBoss Fuse 6 hadoop-core hadoop-core
    affected: no fix planned “Out of support scope”
  • Red Hat OpenShift Container Platform 4 openshift4/ose-metering-hadoop
    affected: no fix planned “Will not fix”
  • Red Hat Satellite 5 nutch, spacewalk-search
    affected: no fix planned “Out of support scope”
  • Red Hat JBoss Data Grid 7 hadoop-common Red Hat Storage 3 rhs-hadoop
    not affected: vulnerable code not present

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

6.61% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
maven org.apache.hadoop:hadoop-main
>=2.2.0, <2.8.5
>=2.9.0, <2.9.2
>=3.0.0, <3.1.1
2.8.5
2.9.2
3.1.1

Affected products

  • n/a Apache Hadoop

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

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.