PT-2021-16448 · Open Design Alliance · Open Design Alliance Drawings Sdk

Izobashi + 1 · Published 2021-01-18 · Updated 2022-04-08 · CVE-2021-25177

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 2021.11

Description: A Type Confusion issue and a NULL pointer dereference exist when rendering malformed .DXF and .DWG files, allowing attackers to cause a crash, potentially enabling a denial of service attack.

Recommendations: For versions prior to 2021.11, update to version 2021.11 or later to resolve the issue. As a temporary workaround, consider restricting the rendering of .DXF and .DWG files to trusted sources until a patch is available. Avoid using the affected SDK for parsing untrusted files until the issue is resolved.

Fix

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

CVE-2021-25177

ZDI-21-219

Affected Products

Open Design Alliance Drawings Sdk

References · 9

• https://osv.dev/vulnerability/CVE-2021-25177 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-25177 · Security Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-663999.pdf · Patch
• https://cert-portal.siemens.com/productcert/pdf/ssa-155599.pdf · Patch
• https://zerodayinitiative.com/advisories/ZDI-21-219 · Security Note
• https://opendesign.com/security-advisories · Vendor Advisory
• https://t.me/cibsecurity/22242 · Telegram Post
• https://t.me/cvenotify/10759 · Telegram Post
• https://t.me/cvenotify/8648 · Telegram Post