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CVE-2021-21899

HIGH

8.8

Description

A code execution vulnerability exists in the dwgCompressor::copyCompBytes21 functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published11/19/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxfedoraproject:fedoralibrecad:libdxfrw

Weaknesses (CWE)

CWE-119CWE-787

References

https://lists.debian.org/debian-lts-announce/2021/12/msg00002.html(talos-cna@cisco.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/(talos-cna@cisco.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTIAMP7QJDKV4ADDLR4GVVX2TXYLHVOZ/(talos-cna@cisco.com)

https://security.gentoo.org/glsa/202305-26(talos-cna@cisco.com)

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1350(talos-cna@cisco.com)

https://www.debian.org/security/2022/dsa-5077(talos-cna@cisco.com)

https://lists.debian.org/debian-lts-announce/2021/12/msg00002.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTIAMP7QJDKV4ADDLR4GVVX2TXYLHVOZ/(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202305-26(af854a3a-2127-422b-91ae-364da2661108)

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1350(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2022/dsa-5077(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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