Information disclosure in Apache Hadoop

CVE-2015-1776

Apache Hadoop 2.6.x encrypts intermediate data generated by a MapReduce job and stores it along with the encryption key in a credentials file on disk when the Intermediate data encryption feature is enabled, which allows local users to obtain sensitive information by reading the file.

Vulnerability class: Information Disclosure

EPSS: 0.003 (24.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

  • Apache Hadoop — versions 2.6.0, 2.6.1, 2.6.2
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-1776?
CVE-2015-1776 is a medium-severity vulnerability in Apache Hadoop, classified under Information Disclosure. CVSS score: 6.2/10. Published 2016-04-19.
How severe is CVE-2015-1776?
Medium severity. CVSS v3 base score is 6.2 out of 10.
Is CVE-2015-1776 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.