CVE-2021-21772

high

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.

References

Advisories
More

https://www.debian.org/security/2021/dsa-4887

https://security.gentoo.org/glsa/202208-01

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WDGGB65YBQL662M3MOBNNJJNRNURW4TG/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NPBS642OYVA6DUKK3HZHEINVWEDZSMEU/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IHMMHD2EOMIVJ7EKZTJJMX4C7E6ZRWDL/

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

https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1226

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

https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-8944

Details

Source: Mitre, NVD

Published: 2021-03-10

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.1

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

Severity: High

EPSS

EPSS: 0.0417