How severe is CVE-2019-1000016?

CVE-2019-1000016 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-1000016 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-1000016?

CVE-2019-1000016 affects Ffmpeg. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-1000016?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-1000016 published?

CVE-2019-1000016 was published on 2019-02-04 and last updated on 2026-06-17.

CVE-2019-1000016

CVE-2019-1000016 is a medium-severity vulnerability in Ffmpeg with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-129.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-129
Affected product: Ffmpeg
Published: 2019-02-04
Last modified: 2026-06-17

Description

FFMPEG version 4.1 contains a CWE-129: Improper Validation of Array Index vulnerability in libavcodec/cbs_av1.c that can result in Denial of service. This attack appears to be exploitable via specially crafted AV1 file has to be provided as input. This vulnerability appears to have been fixed in after commit b97a4b658814b2de8b9f2a3bce491c002d34de31.

Frequently asked questions

What is CVE-2019-1000016?: FFMPEG version 4.1 contains a CWE-129: Improper Validation of Array Index vulnerability in libavcodec/cbs_av1.c that can result in Denial of service. This attack appears to be exploitable via specially crafted AV1 file has to be provided as input. This vulnerability appears to have been fixed in after commit b97a4b658814b2de8b9f2a3bce491c002d34de31.
How severe is CVE-2019-1000016?: CVE-2019-1000016 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-1000016 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-1000016?: CVE-2019-1000016 affects Ffmpeg. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-1000016?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-1000016 published?: CVE-2019-1000016 was published on 2019-02-04 and last updated on 2026-06-17.

References

https://github.com/FFmpeg/FFmpeg/commit/b97a4b658814b2de8b9f2a3bce491c002d34de31#diff-cd7e24986650014d67f484f3ffceef3f

Affected products (1)

cpe:2.3:a:ffmpeg:ffmpeg:4.1:*:*:*:*:*:*:*

More vulnerabilities in Ffmpeg

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CVE-2012-2804 — Critical (CVSS 10.0): Unspecified vulnerability in libavcodec/indeo3.c in FFmpeg before 0.11 and Libav 0.8.x before 0.8.5 has unknown impact…

All CVEs affecting Ffmpeg →

Other CWE-129 (Improper Validation of Array Index) vulnerabilities

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Browse all CWE-129 (Improper Validation of Array Index) vulnerabilities →