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Vulnerability details: VCID-unb6-4gph-aaam
Vulnerability ID VCID-unb6-4gph-aaam
Aliases CVE-2021-30509
Summary Out of bounds write in Tab Strip in Google Chrome prior to 90.0.4430.212 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds memory write via a crafted HTML page and a crafted Chrome extension.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-30509.html
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00266 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
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epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
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epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
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epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00273 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00279 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.0028 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.0028 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.0028 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.0028 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.0028 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.0028 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.0028 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.0028 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.0028 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00372 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00432 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2021-30509
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30506
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30507
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30508
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30509
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30510
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30511
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30512
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30513
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30514
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30515
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30516
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30517
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30518
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30519
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30520
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30509
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30509
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30509
archlinux High https://security.archlinux.org/AVG-1936
archlinux High https://security.archlinux.org/AVG-1937
archlinux High https://security.archlinux.org/AVG-1938
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2021/CVE-2021-30509.html
https://api.first.org/data/v1/epss?cve=CVE-2021-30509
https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop.html
https://crbug.com/1196309
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30506
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30507
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30508
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30509
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30510
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30511
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30512
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30513
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30514
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30515
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30516
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30517
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30518
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30519
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30520
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
ASA-202105-7 https://security.archlinux.org/ASA-202105-7
ASA-202105-8 https://security.archlinux.org/ASA-202105-8
ASA-202106-1 https://security.archlinux.org/ASA-202106-1
AVG-1936 https://security.archlinux.org/AVG-1936
AVG-1937 https://security.archlinux.org/AVG-1937
AVG-1938 https://security.archlinux.org/AVG-1938
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-2021-30509 https://nvd.nist.gov/vuln/detail/CVE-2021-30509
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-2021-30509
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-2021-30509
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-2021-30509
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 0.66639
EPSS Score 0.00266
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.