VULNERABILITY INTELLIGENCE
CVE-2021-21900
CVSS score8.8 HIGH
EPSS probability2.54%
CISA KEVNot currently listed
Published2021-11-19
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Description
A code execution vulnerability exists in the dxfRW::processLType() functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dxf file can lead to a use-after-free vulnerability. An attacker can provide a malicious file to trigger this vulnerability.
Weakness classification
- CWE-416: Use After Free
Primary references
- talos-cna@cisco.com — Mailing List, Third Party Advisory
- talos-cna@cisco.com
- talos-cna@cisco.com
- talos-cna@cisco.com
- talos-cna@cisco.com — Broken Link, Exploit, Third Party Advisory
- talos-cna@cisco.com — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108 — Broken Link, Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory