CVE & CISA-KEV Catalog

CVE-2020-20892

HIGH
8.8
CVSS v3
NVD

Description

An issue was discovered in function filter_frame in libavfilter/vf_lenscorrection.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts due to a division by zero.

How to fix

Remediation Available
ffmpegDebian
Fixed in:7:4.3-2CVE-2020-20892
Fixed in:7:4.3-2CVE-2020-20892
Fixed in:7:4.3-2CVE-2020-20892
Fixed in:7:4.3-2CVE-2020-20892
ffmpegUbuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libavcodec-extraUbuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libavcodec-ffmpeg-extra56Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libavcodec-ffmpeg56Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libavdevice-ffmpeg56Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libavfilter-ffmpeg5Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libavformat-ffmpeg56Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libavresample-ffmpeg2Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libavutil-ffmpeg54Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libpostproc-ffmpeg53Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libswresample-ffmpeg1Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1
libswscale-ffmpeg3Ubuntu
Fixed in:7:2.8.17-0ubuntu0.1+esm4USN-5167-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

1.10%probability of exploitation in 30 days
62ndpercentile

Moderate risk: more likely to be exploited than 62% of all known CVEs.

References

Other references1

Related Vulnerabilities

Other CWE-369 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2012-0207High7.520%-Fix
CVE-2017-8537Medium5.517%--
CVE-2017-8536Medium5.517%--
CVE-2017-8535Medium5.517%--
CVE-2007-2237Medium5.515%--
CVE-2025-0317High7.513%--
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.