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Vulnerability details: VCID-asaw-8egt-aaan
Vulnerability ID VCID-asaw-8egt-aaan
Aliases CVE-2020-12407
Summary Mozilla Developer Nicolas Silva found that when using WebRender, Firefox would under certain conditions leak arbitrary GPU memory to the visible screen. The leaked memory content was visible to the user, but not observable from web content. This vulnerability affects Firefox < 77.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-125 Out-of-bounds Read
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-12407.html
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epss 0.00912 https://api.first.org/data/v1/epss?cve=CVE-2020-12407
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12407
cvssv3.1 3.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 2.6 https://nvd.nist.gov/vuln/detail/CVE-2020-12407
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-12407
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-12407
archlinux High https://security.archlinux.org/AVG-1173
generic_textual Medium https://ubuntu.com/security/notices/USN-4383-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4383-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-20
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-20/#CVE-2020-12407
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-12407.html
https://api.first.org/data/v1/epss?cve=CVE-2020-12407
https://bugzilla.mozilla.org/show_bug.cgi?id=1637112
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12407
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://ubuntu.com/security/notices/USN-4383-1
https://usn.ubuntu.com/usn/usn-4383-1
https://www.mozilla.org/en-US/security/advisories/mfsa2020-20/#CVE-2020-12407
https://www.mozilla.org/security/advisories/mfsa2020-20/
ASA-202006-1 https://security.archlinux.org/ASA-202006-1
AVG-1173 https://security.archlinux.org/AVG-1173
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-2020-12407 https://nvd.nist.gov/vuln/detail/CVE-2020-12407
GLSA-202006-07 https://security.gentoo.org/glsa/202006-07
mfsa2020-20 https://www.mozilla.org/en-US/security/advisories/mfsa2020-20
USN-4383-1 https://usn.ubuntu.com/4383-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/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:H/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12407
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:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12407
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:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12407
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 0.53982
EPSS Score 0.00166
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.