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Vulnerability details: VCID-941q-bzgk-aaaf
Vulnerability ID VCID-941q-bzgk-aaaf
Aliases CVE-2021-38491
Summary Mixed-content checks were unable to analyze opaque origins which led to some mixed content being loaded. This vulnerability affects Firefox < 92.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-38491.html
epss 0.00086 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00086 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00086 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00086 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00109 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00251 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00391 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00391 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00391 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00391 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00391 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00391 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
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epss 0.00391 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00393 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
epss 0.00525 https://api.first.org/data/v1/epss?cve=CVE-2021-38491
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38491
cvssv3.1 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2021-38491
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2021-38491
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2021-38491
archlinux High https://security.archlinux.org/AVG-2350
generic_textual Medium https://ubuntu.com/security/notices/USN-5074-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2021-38
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2021-38/#CVE-2021-38491
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-38491.html
https://api.first.org/data/v1/epss?cve=CVE-2021-38491
https://bugzilla.mozilla.org/show_bug.cgi?id=1551886
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38491
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.gentoo.org/glsa/202202-03
https://ubuntu.com/security/notices/USN-5074-1
https://www.mozilla.org/en-US/security/advisories/mfsa2021-38/#CVE-2021-38491
https://www.mozilla.org/security/advisories/mfsa2021-38/
ASA-202109-2 https://security.archlinux.org/ASA-202109-2
AVG-2350 https://security.archlinux.org/AVG-2350
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
CVE-2021-38491 https://nvd.nist.gov/vuln/detail/CVE-2021-38491
mfsa2021-38 https://www.mozilla.org/en-US/security/advisories/mfsa2021-38
USN-5074-1 https://usn.ubuntu.com/5074-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/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:M/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-38491
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:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-38491
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:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-38491
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 0.38390
EPSS Score 0.00086
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.