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Vulnerability details: VCID-88sx-pq5h-bfg9
Vulnerability ID VCID-88sx-pq5h-bfg9
Aliases CVE-2018-6621
Summary security update
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-125 Out-of-bounds Read
System Score Found at
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
epss 0.00682 https://api.first.org/data/v1/epss?cve=CVE-2018-6621
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-6621
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-6621
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-6621
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10001
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12458
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-13300
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-13302
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14394
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1999010
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1999012
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1999013
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6392
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6621
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7557
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/118e1b0b3370dd1c0da442901b486689efd1654b
https://github.com/FFmpeg/FFmpeg/commit/22aa37c0fedf14531783189a197542a055959b6c
https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html
https://www.debian.org/security/2018/dsa-4249
http://www.securityfocus.com/bid/102950
cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
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-2018-6621 https://nvd.nist.gov/vuln/detail/CVE-2018-6621
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-6621
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:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-6621
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 0.707
EPSS Score 0.00682
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T10:36:29.806273+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-stretch.xml.bz2 37.0.0