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Vulnerability details: VCID-q36w-4vxw-aaab
Vulnerability ID VCID-q36w-4vxw-aaab
Aliases CVE-2021-29968
Summary When drawing text onto a canvas with WebRender disabled, an out of bounds read could occur. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.0.1.
Status Published
Exploitability 0.5
Weighted Severity 7.3
Risk 3.6
Affected and Fixed Packages Package Details
Weaknesses (1)
System Score Found at
epss 0.00180 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00180 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00180 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00180 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00191 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
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epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
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epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
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epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
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epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
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epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
epss 0.00772 https://api.first.org/data/v1/epss?cve=CVE-2021-29968
cvssv2 5.8 https://nvd.nist.gov/vuln/detail/CVE-2021-29968
cvssv3 8.1 https://nvd.nist.gov/vuln/detail/CVE-2021-29968
cvssv3.1 8.1 https://nvd.nist.gov/vuln/detail/CVE-2021-29968
archlinux Medium https://security.archlinux.org/AVG-2074
generic_textual none https://www.mozilla.org/en-US/security/advisories/mfsa2021-27
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-29968
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:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-29968
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:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-29968
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 0.55339
EPSS Score 0.00180
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.