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CVE-2021-21772

Description

A use-after-free vulnerability exists in the NMR::COpcPackageReader::releaseZIP() functionality of 3MF Consortium lib3mf 2.0.0. A specially crafted 3MF file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

POC

Reference

- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1226

Github

- https://github.com/3dluvr/New-lib3mf.dll-for-MeshMixer

- https://github.com/Live-Hack-CVE/CVE-2021-21772