What is CVE-2018-11789?

CVE-2018-11789 is a high-severity vulnerability in Apache Heron, classified under Path Traversal. CVSS score: 7.5/10. Published 2019-03-21.

How severe is CVE-2018-11789?

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

Path Traversal in Apache Heron

CVE-2018-11789

When accessing the heron-ui webpage, people can modify the file paths outside of the current container to access any file on the host. Example woule be modifying the parameter path= to go to the directory you would like to view. i.e. ..%2F..%2F..%2F..%2F..%2F..%2Fetc%2Fpasswd.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2019-03-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.069 (93.9th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.069 · newest: 0.069 · change: 0.000

Affected products

Apache Heron
Apache Incubator Heron — versions Apache Incubator Heron 0.13.0 to 0.17.8

Weakness classification (CWE)

CWE-22 — Path Traversal

References

lists.apache.org/thread.html/5ea1a102d87a47c5912d745fa0d5dfa2830fc94099cbc30911… (mailing-list)
www.securityfocus.com/bid/107430 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-11789?: CVE-2018-11789 is a high-severity vulnerability in Apache Heron, classified under Path Traversal. CVSS score: 7.5/10. Published 2019-03-21.
How severe is CVE-2018-11789?: High severity. CVSS v3 base score is 7.5 out of 10.