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Vulnerability details: VCID-k9ak-3hwa-aaam
Vulnerability ID VCID-k9ak-3hwa-aaam
Aliases CVE-2021-30546
Summary Use after free in Autofill in Google Chrome prior to 91.0.4472.101 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
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-2021-30546.html
epss 0.00467 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00467 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00467 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00467 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00467 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00467 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00467 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00467 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00604 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00604 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00604 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00604 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
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epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
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epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
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epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
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epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00605 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
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epss 0.00608 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.00808 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
epss 0.01543 https://api.first.org/data/v1/epss?cve=CVE-2021-30546
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30546
cvssv3.1 8.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30546
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30546
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30546
archlinux Critical https://security.archlinux.org/AVG-2057
archlinux Critical https://security.archlinux.org/AVG-2058
archlinux Critical https://security.archlinux.org/AVG-2059
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-30546.html
https://api.first.org/data/v1/epss?cve=CVE-2021-30546
https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop.html
https://crbug.com/1206911
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30546
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
https://security.gentoo.org/glsa/202107-06
990079 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=990079
ASA-202106-31 https://security.archlinux.org/ASA-202106-31
ASA-202106-32 https://security.archlinux.org/ASA-202106-32
ASA-202106-45 https://security.archlinux.org/ASA-202106-45
AVG-2057 https://security.archlinux.org/AVG-2057
AVG-2058 https://security.archlinux.org/AVG-2058
AVG-2059 https://security.archlinux.org/AVG-2059
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:34:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
CVE-2021-30546 https://nvd.nist.gov/vuln/detail/CVE-2021-30546
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H 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:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30546
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-2021-30546
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-2021-30546
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 0.61648
EPSS Score 0.00467
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.