CVE-2021-21187
Google Chrome IDN Homograph Domain Spoofing
Description
Insufficient data validation in URL formatting in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to perform domain spoofing via IDN homographs via a crafted domain name.
INFO
Published Date :
March 9, 2021, 6:15 p.m.
Last Modified :
Nov. 7, 2023, 3:29 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
2.8
Public PoC/Exploit Available at Github
CVE-2021-21187 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2021-21187
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-21187.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-21187 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-21187 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference Chrome https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/ [No types assigned] Added Reference Chrome https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/ [No types assigned] Added Reference Chrome https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/ [No types assigned] Removed Reference Chrome https://lists.fedoraproject.org/archives/list/[email protected]/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/ Removed Reference Chrome https://lists.fedoraproject.org/archives/list/[email protected]/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/ Removed Reference Chrome https://lists.fedoraproject.org/archives/list/[email protected]/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/ -
Modified Analysis by [email protected]
Dec. 03, 2021
Action Type Old Value New Value Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/ Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/ Mailing List, Third Party Advisory Changed Reference Type https://security.gentoo.org/glsa/202104-08 No Types Assigned https://security.gentoo.org/glsa/202104-08 Third Party Advisory Changed Reference Type https://www.debian.org/security/2021/dsa-4886 No Types Assigned https://www.debian.org/security/2021/dsa-4886 Third Party Advisory Changed CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* OR *cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
May. 01, 2021
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202104-08 [No Types Assigned] -
CVE Modified by [email protected]
Apr. 07, 2021
Action Type Old Value New Value Added Reference https://www.debian.org/security/2021/dsa-4886 [No Types Assigned] -
CVE Modified by [email protected]
Apr. 05, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/ [No Types Assigned] -
CVE Modified by [email protected]
Apr. 01, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/ [No Types Assigned] -
Modified Analysis by [email protected]
Mar. 22, 2021
Action Type Old Value New Value Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/ Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 20, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/ [No Types Assigned] -
Reanalysis by [email protected]
Mar. 18, 2021
Action Type Old Value New Value Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N -
Initial Analysis by [email protected]
Mar. 11, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N Changed Reference Type https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.html No Types Assigned https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.html Release Notes, Vendor Advisory Changed Reference Type https://crbug.com/1155516 No Types Assigned https://crbug.com/1155516 Permissions Required Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* versions up to (excluding) 89.0.4389.72
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-21187 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-21187
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.18 }} 0.01%
score
0.54753
percentile