VulnerabilityModified
CVE-2021-21772
A use-after-free vulnerability exists in the NMR::COpcPackageReader::releaseZIP() functionality of 3MF Consortium lib3mf 2.0.0.
HIGH 8.1EPSS 4.17%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.17% probability · 90th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- 3mf/lib3mf · fedoraproject/fedora · debian/debian linux
- Source
- talos-cna@cisco.com
References
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IHMMHD2EOMIVJ7EKZTJJMX4C7E6ZRWDL/
- 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/WDGGB65YBQL662M3MOBNNJJNRNURW4TG/
- https://security.gentoo.org/glsa/202208-01Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1226Exploit, Third Party Advisory
- https://www.debian.org/security/2021/dsa-4887Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1226Exploit, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IHMMHD2EOMIVJ7EKZTJJMX4C7E6ZRWDL/
- 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/WDGGB65YBQL662M3MOBNNJJNRNURW4TG/
- https://security.gentoo.org/glsa/202208-01Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1226Exploit, Third Party Advisory
- https://www.debian.org/security/2021/dsa-4887Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1226Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.