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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-4221 Detail

Description

If a domain name contained a RTL character, it would cause the domain to be rendered to the right of the path. This could lead to user confusion and spoofing attacks. <br>*This bug only affects Firefox for Android. Other operating systems are unaffected.*<br>*Note*: Due to a clerical error this advisory was not included in the original announcement, and was added in Feburary 2022. This vulnerability affects Firefox < 92.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1704422 Exploit  Issue Tracking  Vendor Advisory 
https://bugzilla.mozilla.org/show_bug.cgi?id=1704422 Exploit  Issue Tracking  Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-38/ Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-38/ Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-Other Other cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-4221
NVD Published Date:
12/22/2022
NVD Last Modified:
11/21/2024
Source:
Mozilla Corporation