CVE-2020-22027

Public Exploit

Description

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.60%
Vendor Advisory debian.org Vendor Advisory ffmpeg.org Vendor Advisory ffmpeg.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://trac.ffmpeg.org/ticket/8242 issue tracking exploit vendor advisory
https://trac.ffmpeg.org/attachment/ticket/8242/gdb-vf_neighbor_191 vendor advisory
https://www.debian.org/security/2021/dsa-4990 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-22027?
CVE-2020-22027 has been scored as a high severity vulnerability.
How to fix CVE-2020-22027?
To fix CVE-2020-22027, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-22027 being actively exploited in the wild?
It is possible that CVE-2020-22027 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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