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Fencer Intel
high 7.5

CVE-2018-1296 json

Exposure of Sensitive Information to an Unauthorized Actor in Hadoop

published 7y ago modified 4mo ago also GHSA-v569-g72v-q434 , EUVD-2019-0344

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.3%
EPSS 3.3% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

In Apache Hadoop 3.0.0-alpha1 to 3.0.0, 2.9.0, 2.8.0 to 2.8.3, and 2.5.0 to 2.7.5, HDFS exposes extended attribute key/value pairs during listXAttrs, verifying only path-level search access to the directory rather than path-level read permission to the referent.

Patch / fix

  • maven org.apache.hadoop:hadoop-main 2.7.6, 2.8.4, 2.9.1

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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-2018-1296 updated cvss 5.9

hadoop: HDFS Permissive listXAttr Authorization

  • Red Hat Fuse 7 hadoop hadoop Red Hat JBoss Fuse 6 hadoop hadoop
    affected: workaround, no fix planned “If a file contains sensitive data in extended attributes, users and admins need to change the permission to prevent others from listing the directory which contains the file.”
  • Red Hat Enterprise Linux 6 rhs-hadoop 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

3.33% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N
GitHub 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
maven org.apache.hadoop:hadoop-main
<2.7.6
>=2.8.0, <2.8.4
>=2.9.0, <2.9.1
2.7.6
2.8.4
2.9.1

Affected products

  • Apache Software Foundation Apache Hadoop

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Intel 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.