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

EPSS: 0.066 (93.1th percentile) — read the EPSS interpretation.

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.

Affected products

  • Apache Hadoop — versions 2.0.0, 2.0.1, 2.0.2
  • N/a 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.