CVE-2020-21833

HIGH 8.8EPSS 1.1%

A heap based buffer overflow vulnerability exits in GNU LibreDWG 0.10 via: read_2004_section_classes ../../src/decode.c:2440.

CVSS v3.1: 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2.0: 6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS: 1.13% chance of exploitation in the next 30 days, 64th percentile
Published: 2021-05-17
Updated: 2026-07-09

Proof-of-concept exploits (1)

LibreDWG/libredwg/issues/188#issuecomment-574493364

References

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