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Vulnerability details: VCID-ya42-nbx1-nfaf
Vulnerability ID VCID-ya42-nbx1-nfaf
Aliases CVE-2021-21149
Summary Stack buffer overflow in Data Transfer in Google Chrome on Linux prior to 88.0.4324.182 allowed a remote attacker to perform out of bounds memory access 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-787 Out-of-bounds Write
System Score Found at
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
epss 0.00865 https://api.first.org/data/v1/epss?cve=CVE-2021-21149
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2021-21149
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-21149
archlinux High https://security.archlinux.org/AVG-1584
archlinux High https://security.archlinux.org/AVG-1585
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-21149
https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_16.html
https://crbug.com/1138143
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21148
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21149
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21150
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21151
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21152
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21153
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21154
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21155
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21156
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21157
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BI6ZIJQYP5DFMYVX4J5OGOU2NQLEZ3SB/
AVG-1584 https://security.archlinux.org/AVG-1584
AVG-1585 https://security.archlinux.org/AVG-1585
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
CVE-2021-21149 https://nvd.nist.gov/vuln/detail/CVE-2021-21149
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-2021-21149
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-2021-21149
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 0.74191
EPSS Score 0.00865
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T10:15:58.697960+00:00 NVD Importer Import https://nvd.nist.gov/vuln/detail/CVE-2021-21149 37.0.0