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Vulnerability details: VCID-baqn-ja5v-rbej
Vulnerability ID VCID-baqn-ja5v-rbej
Aliases CVE-2021-20313
Summary A flaw was found in ImageMagick in versions before 7.0.11. A potential cipher leak when the calculate signatures in TransformSignature is possible. The highest threat from this vulnerability is to data confidentiality.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
System Score Found at
cvssv3 5.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20313.json
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
epss 0.00166 https://api.first.org/data/v1/epss?cve=CVE-2021-20313
cvssv3.1 4.7 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2021-20313
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-20313
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20313.json
https://api.first.org/data/v1/epss?cve=CVE-2021-20313
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20313
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2021/06/msg00000.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00020.html
1013282 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1013282
1947019 https://bugzilla.redhat.com/show_bug.cgi?id=1947019
cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*
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-2021-20313 https://nvd.nist.gov/vuln/detail/CVE-2021-20313
USN-5158-1 https://usn.ubuntu.com/5158-1/
USN-5736-1 https://usn.ubuntu.com/5736-1/
USN-6200-1 https://usn.ubuntu.com/6200-1/
USN-USN-5736-2 https://usn.ubuntu.com/USN-5736-2/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20313.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:H/PR:N/UI:R/S:U/C:H/I:N/A:N 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:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-20313
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:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-20313
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 0.38419
EPSS Score 0.00166
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:38:00.520052+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/5158-1/ 37.0.0