CVE-2020-21827

HIGH

GNU LibreDWG 0.10 - Heap-Based Buffer Overflow in read_2004_compressed_section

Title source: llm
STIX 2.1

Description

A heap based buffer overflow vulnerability exists in GNU LibreDWG 0.10 via read_2004_compressed_section ../../src/decode.c:2379.

References (3)

Core 3
Core References
Not Applicable x_refsource_misc
http://gnu.com
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/LibreDWG/libredwg/issues/183
Technical Description x_refsource_misc
https://cwe.mitre.org/data/definitions/122.html

Scores

CVSS v3 7.8
EPSS 0.0028
EPSS Percentile 51.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
gnu/libredwg 0.10
Published May 17, 2021
Tracked Since Feb 18, 2026