What is CVE-2014-3627?

CVE-2014-3627 is a vulnerability in Apache Hadoop, classified under Improper Link Resolution Before File Access. Published 2014-12-05.

Is CVE-2014-3627 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Apache Hadoop

CVE-2014-3627

The YARN NodeManager daemon in Apache Hadoop 0.23.0 through 0.23.11 and 2.x before 2.5.2, when using Kerberos authentication, allows remote cluster users to change the permissions of certain files to world-readable via a symlink attack in a public tar archive, which is not properly handled during localization, related to distributed cache.

Published 2014-12-05 · last modified 2026-06-17.

CVSS v2 metric

CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.030 (86.9th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.030 · newest: 0.030 · change: 0.000

Affected products

Apache Hadoop — versions 0.23.0, 0.23.1, 0.23.3

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

Public proof-of-concept exploits

andir/nixos-issue-db-example

References

mail-archives.apache.org/mod_mbox/hadoop-general/201411.mbox/<CALwhT97dOi04aC3V… (mailing-list)
secunia.com/advisories/60079 (third-party-advisory)
secunia.com/advisories/60432 (third-party-advisory)

Frequently asked questions

What is CVE-2014-3627?: CVE-2014-3627 is a vulnerability in Apache Hadoop, classified under Improper Link Resolution Before File Access. Published 2014-12-05.
Is CVE-2014-3627 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.