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Vulnerability details: VCID-skw7-4g3y-aaad
Vulnerability ID VCID-skw7-4g3y-aaad
Aliases CVE-2020-6810
Summary After a website had entered fullscreen mode, it could have used a previously opened popup to obscure the notification that indicates the browser is in fullscreen mode. Combined with spoofing the browser chrome, this could have led to confusing the user about the current origin of the page and credential theft or other attacks. This vulnerability affects Firefox < 74.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-290 Authentication Bypass by Spoofing
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6810.html
cvssv3 4.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6810.json
epss 0.00084 https://api.first.org/data/v1/epss?cve=CVE-2020-6810
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epss 0.00302 https://api.first.org/data/v1/epss?cve=CVE-2020-6810
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1829344
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6810
cvssv3.1 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-6810
cvssv3 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-6810
cvssv3.1 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-6810
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-2020-6810
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6810.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6810.json
https://api.first.org/data/v1/epss?cve=CVE-2020-6810
https://bugzilla.mozilla.org/show_bug.cgi?id=1432856
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6810
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-2020-6810
https://www.mozilla.org/security/advisories/mfsa2020-08/
1829344 https://bugzilla.redhat.com/show_bug.cgi?id=1829344
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-2020-6810 https://nvd.nist.gov/vuln/detail/CVE-2020-6810
mfsa2020-08 https://www.mozilla.org/en-US/security/advisories/mfsa2020-08
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6810.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:L/UI:R/S:U/C:L/I:L/A:L 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-2020-6810
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:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-6810
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:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-6810
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 0.36991
EPSS Score 0.00084
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.