CVE-2018-14444: libdxfrw 0.6.3 has an Integer Overflow in dwgCompressor::decompress18 in dwgutil.cpp, leading to an out-of-bou

This month

HIGH 7.5REMOTEDOWNGRADE

CVE-2018-14444 is a high-severity flaw (CVSS 7.5) affecting libdxfrw. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

libdxfrw 0.6.3 has an Integer Overflow in dwgCompressor::decompress18 in dwgutil.cpp, leading to an out-of-bounds read and application crash.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.1% (top 33%)
CISA exploited list	No
Weakness	CWE-125, CWE-190
Published	2018-07-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: libdxfrw project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-07-20 13:29 UTCPublished CVE record published
2026-06-17 01:41 UTCUpdated Record last modified

libdxfrw project libdxfrw DOWNGRADE

Affected: 0.6.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.6.3

1. Check installed version

apt-cache policy libdxfrw || rpm -q libdxfrw || libdxfrw --version

2. No fixed release: DOWNGRADE to a release before 0.6.3 (Debian / Ubuntu)

apt-cache madison libdxfrw sudo apt install libdxfrw=<VERSION_BEFORE_0.6.3> sudo apt-mark hold libdxfrw

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list libdxfrw sudo dnf downgrade libdxfrw-<VERSION_BEFORE_0.6.3> sudo dnf versionlock add libdxfrw

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-14444?

libdxfrw: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-14444 being exploited?

CVE-2018-14444 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-14444 affect?

CVE-2018-14444 affects libdxfrw. Severity is high (CVSS 7.5). libdxfrw 0.6.3 has an Integer Overflow in dwgCompressor::decompress18 in dwgutil.cpp, leading to an out-of-bounds read and application crash.

How urgent is CVE-2018-14444?

Priority 48/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2021-21900 HIGH 8.8 DOWNGRADE MITIGATE A code execution vulnerability exists in the dxfRW::processLType() functionality of LibreCad libdxfrw 2.2.0-rc
CVE-2021-21899 HIGH 8.8 DOWNGRADE MITIGATE A code execution vulnerability exists in the dwgCompressor::copyCompBytes21 functionality of LibreCad libdxfrw
CVE-2021-21898 HIGH 8.8 DOWNGRADE MITIGATE A code execution vulnerability exists in the dwgCompressor::decompress18() functionality of LibreCad libdxfrw

References

← Back to latest CVEs