PT-2021-23794 · Open Design Alliance · Open Design Alliance Drawings Sdk

Mat Powell · Published 2021-11-10 · Updated 2021-11-17 · CVE-2021-43274

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Open Design Alliance Drawings SDK versions prior to 2022.11

Description A Use After Free issue exists in the parsing of DWF files due to the lack of validation of an object's existence before performing operations on it. This can be leveraged by an attacker, in conjunction with other issues, to execute arbitrary code in the context of the current process.

Recommendations For versions prior to 2022.11, update to a version 2022.11 or later to resolve the issue. As a temporary workaround, consider restricting the parsing of DWF files until a patch is available.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2021-43274

ZDI-21-1286

ZDI-21-1287

ZDI-21-1293

ZDI-21-1295

Affected Products

Open Design Alliance Drawings Sdk

References · 9

• https://zerodayinitiative.com/advisories/ZDI-21-1295 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43274 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-43274 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1293 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1286 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-1287 · Security Note
• https://opendesign.com/security-advisories · Vendor Advisory
• https://t.me/cvenotify/23400 · Telegram Post
• https://t.me/cibsecurity/32388 · Telegram Post