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8.8
CVSSv3

CVE-2021-21898

Published: 19/11/2021 Updated: 07/11/2023
CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 605
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
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Vulnerability Summary

A code execution vulnerability exists in the dwgCompressor::decompress18() functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to an out-of-bounds write. An attacker can provide a malicious file to trigger this vulnerability.

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librecad libdxfrw 2.2.0-rc2-19-ge02f3580

debian debian linux 9.0

debian debian linux 10.0

debian debian linux 11.0

fedoraproject fedora 34

fedoraproject fedora 35

Vendor Advisories

Debian Security Advisories: DSA-5077-1 librecad -- security update
Multiple security issues were discovered in LibreCAD, an application for computer aided design (CAD) which could result in denial of service or the execution of arbitrary code if a malformed CAD file is opened For the oldstable distribution (buster), these problems have been fixed in version 213-12+deb10u1 For the stable distribution (bullseye ...
Arch Linux Issues:
A code execution vulnerability exists in the dwgCompressor::decompress18() functionality of LibreCad libdxfrw 220-rc2-19-ge02f3580 A specially-crafted dwg file can lead to an out-of-bounds write An attacker can provide a malicious file to trigger this vulnerability ...

References

CWE-119https://talosintelligence.com/vulnerability_reports/TALOS-2021-1349https://lists.debian.org/debian-lts-announce/2021/12/msg00002.htmlhttps://www.debian.org/security/2022/dsa-5077https://security.gentoo.org/glsa/202305-26https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTIAMP7QJDKV4ADDLR4GVVX2TXYLHVOZ/https://nvd.nist.govhttps://www.debian.org/security/2022/dsa-5077
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2023-21987buffer overflowCVE-2024-28890CVE-2024-27574CVE-2024-27347CVE-2024-31450privilegeSSTICVE-2024-31666
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