What is CVE-2018-14443?

CVE-2018-14443 is a medium-severity vulnerability in GNU Libredwg, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2018-07-20.

How severe is CVE-2018-14443?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in GNU Libredwg

CVE-2018-14443

get_first_owned_object in dwg.c in GNU LibreDWG 0.5.1036 allows remote attackers to cause a denial of service (SEGV).

Vulnerability class: Buffer Overflow

Published 2018-07-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

GNU Libredwg

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

hac425.unaux.com/index.php/archives/53/ (Third Party Advisory, Broken Link)
github.com/ArchimedesCAD/libredwg/issues/6 (Third Party Advisory)

Frequently asked questions

What is CVE-2018-14443?: CVE-2018-14443 is a medium-severity vulnerability in GNU Libredwg, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2018-07-20.
How severe is CVE-2018-14443?: Medium severity. CVSS v3 base score is 6.5 out of 10.