What is CVE-2012-2945?

CVE-2012-2945 is a high-severity vulnerability in Apache Hadoop, classified under Improper Link Resolution Before File Access. CVSS score: 7.5/10. Published 2019-10-29.

How severe is CVE-2012-2945?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Apache Hadoop

CVE-2012-2945

Hadoop 1.0.3 contains a symlink vulnerability.

Published 2019-10-29 · last modified 2026-06-16.

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: 0.027 (85.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000

Affected products

Apache Hadoop — versions 1.0.3

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

security-tracker.debian.org/tracker/CVE-2012-2945 (Third Party Advisory)
seclists.org/fulldisclosure/2012/Jul/3 (Exploit, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2012-2945?: CVE-2012-2945 is a high-severity vulnerability in Apache Hadoop, classified under Improper Link Resolution Before File Access. CVSS score: 7.5/10. Published 2019-10-29.
How severe is CVE-2012-2945?: High severity. CVSS v3 base score is 7.5 out of 10.