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Vulnerability details: VCID-axka-xp8p-vkap
Vulnerability ID VCID-axka-xp8p-vkap
Aliases CVE-2020-12284
Summary cbs_jpeg_split_fragment in libavcodec/cbs_jpeg.c in FFmpeg 4.1 and 4.2.2 has a heap-based buffer overflow during JPEG_MARKER_SOS handling because of a missing length check.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-122 Heap-based Buffer Overflow
CWE-787 Out-of-bounds Write
System Score Found at
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12284.json
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
epss 0.05129 https://api.first.org/data/v1/epss?cve=CVE-2020-12284
cvssv3.1 8.4 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 10.0 https://nvd.nist.gov/vuln/detail/CVE-2020-12284
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2020-12284
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12284.json
https://api.first.org/data/v1/epss?cve=CVE-2020-12284
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19734
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-13390
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17539
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17542
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12284
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13904
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20448
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20902
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/FFmpeg/FFmpeg/commit/1812352d767ccf5431aa440123e2e260a4db2726
https://github.com/FFmpeg/FFmpeg/commit/a3a3730b5456ca00587455004d40c047f7b20a99
https://security.gentoo.org/glsa/202007-58
https://www.debian.org/security/2020/dsa-4722
1831712 https://bugzilla.redhat.com/show_bug.cgi?id=1831712
cpe:2.3:a:ffmpeg:ffmpeg:4.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ffmpeg:ffmpeg:4.1:*:*:*:*:*:*:*
cpe:2.3:a:ffmpeg:ffmpeg:4.2.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ffmpeg:ffmpeg:4.2.2:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
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:*:*:*:*:*:*:*
CVE-2020-12284 https://nvd.nist.gov/vuln/detail/CVE-2020-12284
USN-4431-1 https://usn.ubuntu.com/4431-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12284.json
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:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:L/Au:N/C:C/I:C/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12284
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:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12284
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 0.89456
EPSS Score 0.05129
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:34:16.816157+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.17/community.json 37.0.0