CVE-2021-21898
Published: 19 November 2021
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.
Priority
Status
Package | Release | Status |
---|---|---|
librecad Launchpad, Ubuntu, Debian |
hirsute |
Ignored
(end of life)
|
impish |
Ignored
(end of life)
|
|
trusty |
Ignored
(end of standard support)
|
|
xenial |
Released
(2.0.9-2ubuntu0.1~esm1)
Available with Ubuntu Pro |
|
upstream |
Needs triage
|
|
bionic |
Released
(2.1.2-1ubuntu0.1)
|
|
focal |
Released
(2.1.3-1.2+deb10u1build0.20.04.1)
|
|
jammy |
Released
(2.1.3-3)
|
|
kinetic |
Released
(2.1.3-3)
|
|
lunar |
Needs triage
|
|
Patches: upstream: https://github.com/LibreCAD/libdxfrw/commit/ba3fa95648bef948e008dfbdd31a4d21badd71f0 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |