Search for vulnerabilities
Vulnerability details: VCID-81zz-e7q2-aaab
Vulnerability ID VCID-81zz-e7q2-aaab
Aliases CVE-2021-30629
Summary Use after free in Permissions in Google Chrome prior to 93.0.4577.82 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-30629.html
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00407 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00571 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.0062 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.0062 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.00691 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
epss 0.01648 https://api.first.org/data/v1/epss?cve=CVE-2021-30629
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30629
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30629
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30629
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30629
archlinux High https://security.archlinux.org/AVG-2337
archlinux High https://security.archlinux.org/AVG-2379
archlinux High https://security.archlinux.org/AVG-2383
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-30629.html
https://api.first.org/data/v1/epss?cve=CVE-2021-30629
https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop.html
https://crbug.com/1243646
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30629
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2/
ASA-202109-6 https://security.archlinux.org/ASA-202109-6
AVG-2337 https://security.archlinux.org/AVG-2337
AVG-2379 https://security.archlinux.org/AVG-2379
AVG-2383 https://security.archlinux.org/AVG-2383
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
CVE-2021-30629 https://nvd.nist.gov/vuln/detail/CVE-2021-30629
GLSA-202201-02 https://security.gentoo.org/glsa/202201-02
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30629
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:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30629
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:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30629
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 0.54579
EPSS Score 0.0035
Published At April 9, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.