What is CVE-2019-20913?

CVE-2019-20913 is a high-severity vulnerability in GNU Libredwg, classified under Out-of-bounds Read. CVSS score: 8.1/10. Published 2020-07-16.

How severe is CVE-2019-20913?

High severity. CVSS v3 base score is 8.1 out of 10.

Out-of-bounds Read in GNU Libredwg

CVE-2019-20913

An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to a heap-based buffer over-read in dwg_encode_entity in common_entity_data.spec.

Vulnerability class: Buffer Overflow

Published 2020-07-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.

EPSS exploit prediction

EPSS: 0.012 (68.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

GNU Libredwg

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

github.com/LibreDWG/libredwg/issues/178 (Exploit, Third Party Advisory)
github.com/LibreDWG/libredwg/commit/3f503dd294efc63a59608d8a16058c41d44ba13a (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2019-20913?: CVE-2019-20913 is a high-severity vulnerability in GNU Libredwg, classified under Out-of-bounds Read. CVSS score: 8.1/10. Published 2020-07-16.
How severe is CVE-2019-20913?: High severity. CVSS v3 base score is 8.1 out of 10.