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Vulnerability details: VCID-p365-qawe-aaak
Vulnerability ID VCID-p365-qawe-aaak
Aliases CVE-2020-6808
Summary When a JavaScript URL (javascript:) is evaluated and the result is a string, this string is parsed to create an HTML document, which is then presented. Previously, this document's URL (as reported by the document.location property, for example) was the originating javascript: URL which could lead to spoofing attacks; it is now correctly the URL of the originating document. This vulnerability affects Firefox < 74.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-290 Authentication Bypass by Spoofing
CWE-451 User Interface (UI) Misrepresentation of Critical Information
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6808.html
cvssv3 6.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6808.json
epss 0.00081 https://api.first.org/data/v1/epss?cve=CVE-2020-6808
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epss 0.00081 https://api.first.org/data/v1/epss?cve=CVE-2020-6808
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epss 0.00311 https://api.first.org/data/v1/epss?cve=CVE-2020-6808
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epss 0.00317 https://api.first.org/data/v1/epss?cve=CVE-2020-6808
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epss 0.00317 https://api.first.org/data/v1/epss?cve=CVE-2020-6808
epss 0.01082 https://api.first.org/data/v1/epss?cve=CVE-2020-6808
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1829342
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6808
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-2020-6808
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-6808
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-6808
archlinux Critical https://security.archlinux.org/AVG-1112
generic_textual Medium https://ubuntu.com/security/notices/USN-4299-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4299-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-08
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-08/#CVE-2020-6808
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6808.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6808.json
https://api.first.org/data/v1/epss?cve=CVE-2020-6808
https://bugzilla.mozilla.org/show_bug.cgi?id=1247968
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6808
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://ubuntu.com/security/notices/USN-4299-1
https://usn.ubuntu.com/usn/usn-4299-1
https://www.mozilla.org/en-US/security/advisories/mfsa2020-08/#CVE-2020-6808
https://www.mozilla.org/security/advisories/mfsa2020-08/
1829342 https://bugzilla.redhat.com/show_bug.cgi?id=1829342
ASA-202003-8 https://security.archlinux.org/ASA-202003-8
AVG-1112 https://security.archlinux.org/AVG-1112
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-2020-6808 https://nvd.nist.gov/vuln/detail/CVE-2020-6808
mfsa2020-08 https://www.mozilla.org/en-US/security/advisories/mfsa2020-08
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6808.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: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-2020-6808
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-2020-6808
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-2020-6808
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 0.35780
EPSS Score 0.00081
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.