CVE-2021-43336

 

Published at: - 14-11-2021 10:15

Last modified: - 13-01-2023 06:15

Total changes: - 7

Description

An Out-of-Bounds Write vulnerability exists when reading a DXF or DWG file using Open Design Alliance Drawings SDK before 2022.11. The specific issue exists within the parsing of DXF and DWG files. Crafted data in a DXF or DWG file (an invalid number of properties) 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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

 

Verification logic

 

Reference

• https://www.opendesign.com/security-advisories
• https://cert-portal.siemens.com/productcert/pdf/ssa-301589.pdf
• https://www.zerodayinitiative.com/advisories/ZDI-22-334/

 

Keywords

NVD

 

CVE-2021-43336

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures