CVE-2021-21899 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Librecad
Severity
8.8HIGHNVD
OSV7.8
EPSS
0.4%
top 37.01%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedNov 19
Latest updateMar 15
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9
Affected Packages4 packages
Also affects: Debian Linux 10.0, 11.0, 9.0, Fedora 34, 35