PT-2022-37399 · Unknown · Open Asset Import Library

Published 2022-01-01 · Updated 2022-01-01

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Open Asset Import Library (aka assimp) versions 5.1.0 through 5.1.1

Description The issue is a heap-based buffer overflow in the m3d safestr function, which is called from m3d load and Assimp::M3DWrapper::M3DWrapper.

Recommendations For Open Asset Import Library (aka assimp) versions 5.1.0 through 5.1.1, consider avoiding the use of the m3d safestr function until a patch is available. As a temporary workaround, restrict the use of the m3d load and Assimp::M3DWrapper::M3DWrapper functions to minimize the risk of exploitation.

Fix

Related Identifiers

PYSEC-2022-43148

Affected Products

Open Asset Import Library

References · 4

• https://osv.dev/vulnerability/PYSEC-2022-43148 · Vendor Advisory
• https://github.com/google/oss-fuzz-vulns/blob/main/vulns/assimp/OSV-2021-775.yaml · Note
• https://security.gentoo.org/glsa/202210-01 · Note
• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34416 · Note