VULNERABILITY INTELLIGENCE

CVE-2021-21899

CVSS score8.8 HIGH

EPSS probability2.76%

CISA KEVNot currently listed

Published2021-11-19

Last modified2026-06-17

Description

A code execution vulnerability exists in the dwgCompressor::copyCompBytes21 functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.