VULNERABILITY INTELLIGENCE

CVE-2021-44047

CVSS score7.8 HIGH
EPSS probability0.88%
CISA KEVNot currently listed
Published2021-12-05
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

A use-after-free vulnerability exists when reading a DWF/DWFX file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists with parsing DWF/DWFX files. Crafted data in a DWF/DWFX file and lack of proper validation of input data can trigger a write operation past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

Weakness classification

  • CWE-416: Use After Free

Primary references