Vulnerability Details : CVE-2020-22033
A heap-based Buffer Overflow Vulnerability exists FFmpeg 4.2 at libavfilter/vf_vmafmotion.c in convolution_y_8bit, which could let a remote malicious user cause a Denial of Service.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2020-22033
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:4.2:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-22033
0.44%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-22033
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2020-22033
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-22033
-
https://cwe.mitre.org/data/definitions/122.html
CWE - CWE-122: Heap-based Buffer Overflow (4.8)Third Party Advisory
-
https://trac.ffmpeg.org/ticket/8246
#8246 (heap-buffer-overflow at libavfilter/vf_vmafmotion.c:179) – FFmpegExploit;Issue Tracking;Vendor Advisory
-
https://www.debian.org/security/2021/dsa-4990
Debian -- Security Information -- DSA-4990-1 ffmpegThird Party Advisory
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