// For flags

CVE-2020-16873

Xamarin.Forms Spoofing Vulnerability

Severity Score

4.7
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

<p>A spoofing vulnerability manifests in Microsoft Xamarin.Forms due to the default settings on Android WebView version prior to 83.0.4103.106. This vulnerability could allow an attacker to execute arbitrary Javascript code on a target system.</p>
<p>For the attack to be successful, the targeted user would need to browse to a malicious website or a website serving the malicious code through Xamarin.Forms.</p>
<p>The security update addresses this vulnerability by preventing the malicious Javascript from running in the WebView.</p>

Una vulnerabilidad de suplantación de identidad se manifiesta en Microsoft Xamarin.Forms debido a la configuración predeterminada en Android WebView versiones anteriores a 83.0.4103.106, también se conoce como "Xamarin.Forms Spoofing Vulnerability"

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-08-04 CVE Reserved
  • 2020-09-11 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-12-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-1188: Initialization of a Resource with an Insecure Default
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Microsoft
Search vendor "Microsoft"
Xamarin.forms
Search vendor "Microsoft" for product "Xamarin.forms"
--
Affected
in Google
Search vendor "Google"
Chrome
Search vendor "Google" for product "Chrome"
< 83.0.4103.106
Search vendor "Google" for product "Chrome" and version " < 83.0.4103.106"
android
Safe