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Vulnerability details: VCID-xd1g-hp2m-aaae
Vulnerability ID VCID-xd1g-hp2m-aaae
Aliases CVE-2020-20891
Summary Buffer Overflow vulnerability in function config_input in libavfilter/vf_gblur.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts.
Status Published
Exploitability 0.5
Weighted Severity 7.9
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
System Score Found at
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00211 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00342 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00342 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00342 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00342 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
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epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
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epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
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epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
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epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
epss 0.00738 https://api.first.org/data/v1/epss?cve=CVE-2020-20891
cvssv3.1 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2020-20891
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-20891
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-20891
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-20891
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20891
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20892
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20896
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-2021-3566
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/64a805883d7223c868a683f0030837d859edd2ab
https://trac.ffmpeg.org/ticket/8282
cpe:2.3:a:ffmpeg:ffmpeg:4.2.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ffmpeg:ffmpeg:4.2.1:*:*:*:*:*:*:*
CVE-2020-20891 https://nvd.nist.gov/vuln/detail/CVE-2020-20891
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-20891
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:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-20891
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:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-20891
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 0.59417
EPSS Score 0.00211
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.