Buffer overflow in Apache Hadoop

CVE-2018-11768

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.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.066 (93.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-11768: held from 0.066 to 0.066.

EPSS over last 30 days · oldest: 0.066 · newest: 0.066 · change: 0.000

Affected products

  • Apache Hadoop — versions 2.0.0, 2.0.1, 2.0.2
  • Apache Hadoop — versions Apache Hadoop 3.1.0 to 3.1.1, 3.0.0-alpha1 to 3.0.3, 2.9.0 to 2.9.1, 2.0.0-alpha to 2.8.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-11768?
CVE-2018-11768 is a high-severity vulnerability in Apache Hadoop, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2019-10-04.
How severe is CVE-2018-11768?
High severity. CVSS v3 base score is 7.5 out of 10.