CVE & CISA-KEV Catalog

CVE-2020-22049

MEDIUM
6.5
CVSS v3
NVD

Description

A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the wtvfile_open_sector function in wtvdec.c.

CWE-401Missing Release of Memory (Memory Leak)

How to fix

Remediation Available
ffmpegDebian
Fixed in:7:4.3-2CVE-2020-22049
Fixed in:7:4.3-2CVE-2020-22049
Fixed in:7:4.3-2CVE-2020-22049
Fixed in:7:4.3-2CVE-2020-22049
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

ConfidentialityNone
IntegrityNone
AvailabilityHigh

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

Exploit Intelligence

1.31%probability of exploitation in 30 days
67thpercentile

Moderate risk: more likely to be exploited than 67% of all known CVEs.

References

Third-Party Advisory2
Other references1

Related Vulnerabilities

Other CWE-401 (Missing Release of Memory (Memory Leak)) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2020-13934High7.564%-Fix
CVE-2016-6304High7.563%-Fix
CVE-2019-12265Medium5.355%-Fix
CVE-2001-0136Medium5.045%--
CVE-2016-4232High7.536%--
CVE-2001-0543Medium5.021%--
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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.