CVE-2018-14394

MEDIUMNVD 6.5

6.5

libavformat/movenc.c in FFmpeg before 4.0.2 allows attackers to cause a denial of service (application crash caused by a divide-by-zero error) with a user crafted Waveform audio file.

CVSS v3: 6.5
EG Score: —
EPSS: 54.4%
KEV: Not listed

Published

July 19, 2018

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/FFmpeg/FFmpeg/commit/3a2d21bc5f97aa0161db3ae731fc2732be6108b8
cve@mitrehttps://lists.debian.org/debian-lts-announce/2019/01/msg00006.html
af854a3a-2127-422b-91ae-364da2661108https://github.com/FFmpeg/FFmpeg/commit/3a2d21bc5f97aa0161db3ae731fc2732be6108b8
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-369Divide By Zero

Data Freshness Timeline

(refreshed 6× in last 7d / 6× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2018-14394?

CVE-2018-14394 is a medium vulnerability published on July 19, 2018. libavformat/movenc.c in FFmpeg before 4.0.2 allows attackers to cause a denial of service (application crash caused by a divide-by-zero error) with a user crafted Waveform audio file.

When was CVE-2018-14394 disclosed?

CVE-2018-14394 was first published in the National Vulnerability Database on July 19, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-14394 actively exploited?

CVE-2018-14394 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 54.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-14394?

CVE-2018-14394 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2018-14394?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-14394, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2018-14394

📅 Published

🔄 Last Modified

🔗 References (4)