Vulnerability DatabaseCVE-2020-22027
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CVE-2020-22027
Published:May 27, 2021
Updated:May 17, 2026
A heap-based Buffer Overflow vulnerability exits in FFmpeg 4.2 in deflate16 at libavfilter/vf_neighbor.c, which might lead to memory corruption and other potential consequences.
Related Resources (5)
https://trac.ffmpeg.org/attachment/ticket/8242/gdb-vf_neighbor_191
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-22027
https://www.debian.org/security/2021/dsa-4990
https://trac.ffmpeg.org/ticket/8242
https://security-tracker.debian.org/tracker/CVE-2020-22027
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Out-of-bounds Write
CWE-787
EPSS
Base Score:
0.64