Privilege escalation in Apache Hadoop

CVE-2018-11767

In Apache Hadoop 2.9.0 to 2.9.1, 2.8.3 to 2.8.4, 2.7.5 to 2.7.6, KMS blocking users or granting access to users incorrectly, if the system uses non-default groups mapping mechanisms.

Vulnerability class: Privilege Escalation

EPSS: 0.037 (88.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H.

Affected products

  • Apache Hadoop
  • N/a Apache Hadoop — versions Apache Hadoop 2.9.0 to 2.9.1, 2.8.3 to 2.8.4, 2.7.5 to 2.7.6

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-11767?
CVE-2018-11767 is a high-severity vulnerability in Apache Hadoop, classified under Improper Privilege Management. CVSS score: 7.4/10. Published 2019-03-21.
How severe is CVE-2018-11767?
High severity. CVSS v3 base score is 7.4 out of 10.