CVE-2021-4221

Published: Dic 22, 2022 Last Modified: Apr 16, 2025 EU-VD ID: EUVD-2021-34079 Aliases: GSD-2021-4221
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 4,3
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: none
Integrity: low
Availability: none

Description

AI Translation Available

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.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0018
Percentile
0,4th
Updated

EPSS Score Trend (Last 91 Days)

1007

Insufficient Visual Distinction of Homoglyphs Presented to User

Incomplete
Common Consequences
Security Scopes Affected:
Integrity Confidentiality
Potential Impacts:
Other
Applicable Platforms
Technologies: Not Technology-Specific, Web Based
View CWE Details
Application

Firefox by Mozilla

Version Range Affected
To 92.0 (exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://bugzilla.mozilla.org/show_bug.cgi?id=1704422
Exploit Issue Tracking Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1704422
https://www.mozilla.org/security/advisories/mfsa2021-38/
https://bugzilla.mozilla.org/show_bug.cgi?id=1704422
Exploit Issue Tracking Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1704422
https://www.mozilla.org/security/advisories/mfsa2021-38/