Vulnerability Details CVE-2021-21898
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 43.6%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 6.8
References
- https://lists.debian.org/debian-lts-announce/2021/12/msg00002.html
- https://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://security.gentoo.org/glsa/202305-26
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1349
- https://www.debian.org/security/2022/dsa-5077
- https://lists.debian.org/debian-lts-announce/2021/12/msg00002.html
- https://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://security.gentoo.org/glsa/202305-26
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1349
- https://www.debian.org/security/2022/dsa-5077
Products affected by CVE-2021-21898
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cpe:2.3:a:librecad:libdxfrw:2.2.0-rc2-19-ge02f3580
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cpe:2.3:o:debian:debian_linux:10.0
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cpe:2.3:o:debian:debian_linux:11.0
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cpe:2.3:o:debian:debian_linux:9.0
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cpe:2.3:o:fedoraproject:fedora:34
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cpe:2.3:o:fedoraproject:fedora:35