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Vulnerability details: VCID-a7u5-cez7-aaaa
Vulnerability ID VCID-a7u5-cez7-aaaa
Aliases CVE-2020-20446
Summary FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aacpsy.c, which allows a remote malicious user to cause a Denial of Service.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
System Score Found at
epss 0.00258 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00258 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00258 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00258 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
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epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
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epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
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epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00414 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.00836 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
epss 0.01684 https://api.first.org/data/v1/epss?cve=CVE-2020-20446
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2020-20446
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-20446
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-20446
archlinux Medium https://security.archlinux.org/AVG-1989
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-20446
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20445
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20446
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20450
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20453
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21041
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21688
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21697
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22015
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22016
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22017
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22019
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22020
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22021
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22022
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22023
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22025
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22026
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22027
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22028
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22029
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22030
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22031
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22032
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22033
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22034
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22035
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22036
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22037
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22042
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22049
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22054
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35965
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38114
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38171
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38291
https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html
https://trac.ffmpeg.org/ticket/7995
https://www.debian.org/security/2021/dsa-4990
https://www.debian.org/security/2021/dsa-4998
AVG-1989 https://security.archlinux.org/AVG-1989
cpe:2.3:a:ffmpeg:ffmpeg:4.2:-:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ffmpeg:ffmpeg:4.2:-:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
CVE-2020-20446 https://nvd.nist.gov/vuln/detail/CVE-2020-20446
USN-5472-1 https://usn.ubuntu.com/5472-1/
USN-USN-5167-1 https://usn.ubuntu.com/USN-5167-1/
No exploits are available.
Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-20446
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-20446
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-20446
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Exploit Prediction Scoring System (EPSS)
Percentile 0.64677
EPSS Score 0.00258
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.