Ubuntu.comUB:CVE-2021-21899CVE-2021-21899
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
Percentile
83.0%
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.
References
github.com/LibreCAD/libdxfrw/commit/6417118874333309aa10c4e59f954c3905a6e8b5
launchpad.net/bugs/cve/CVE-2021-21899
nvd.nist.gov/vuln/detail/CVE-2021-21899
security-tracker.debian.org/tracker/CVE-2021-21899
talosintelligence.com/vulnerability_reports/TALOS-2021-1350
ubuntu.com/security/notices/USN-5957-1
www.cve.org/CVERecord?id=CVE-2021-21899
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
Percentile
83.0%