CVE-2020-23861

5.5 mediumEPSS 0.6%

Medium (5.5) in gnu libredwg. EPSS 0.6% chance of exploitation in the next 30 days.

A heap-based buffer overflow vulnerability exists in LibreDWG 0.10.1 via the read_system_page function at libredwg-0.10.1/src/decode_r2007.c:666:5, which causes a denial of service by submitting a dwg file.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2021-05-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

gnu:libredwg

References

https://github.com/LibreDWG/libredwg/issues/248
https://github.com/LibreDWG/libredwg/issues/248

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