High severity · published Jun 1, 2021
CVE-2020-22036
A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 in filter_intra at libavfilter/vf_bwdif.c, which might lead to memory corruption and other potential consequences
8.8
CVSS
1.7%
EPSS
No
On KEV
Description
A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 in filter_intra at libavfilter/vf_bwdif.c, which might lead to memory corruption and other potential consequences.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
FF
Ffmpeg · Ffmpeg
4.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-22036
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-22036
Mailing List
https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html
Exploit
https://trac.ffmpeg.org/ticket/8261
Third Party Advisory
https://www.debian.org/security/2021/dsa-4990
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