What is CVE-2018-11764?

CVE-2018-11764 is a high-severity vulnerability in Apache Hadoop, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2020-10-21.

How severe is CVE-2018-11764?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Apache Hadoop

CVE-2018-11764

Web endpoint authentication check is broken in Apache Hadoop 3.0.0-alpha4, 3.0.0-beta1, and 3.0.0. Authenticated users may impersonate any user even if no proxy user is configured.

Vulnerability class: Broken Authentication

EPSS: 0.024 (81.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apache Hadoop — versions 3.0.0
N/a Apache Hadoop — versions Apache Hadoop 3.0.0-alpha4, 3.0.0-beta1, 3.0.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

security@apache.org (Mailing List, x_refsource_MISC, Vendor Advisory)
security@apache.org (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2018-11764?: CVE-2018-11764 is a high-severity vulnerability in Apache Hadoop, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2020-10-21.
How severe is CVE-2018-11764?: High severity. CVSS v3 base score is 8.8 out of 10.