CVE-2020-16873

<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>

CVSS v3 4.7 MEDIUM
CVSS v2.0 6.8 MEDIUM

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16873	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:microsoft:xamarin.forms:-:*:*:*:*:*:*:*

cpe:2.3:a:google:chrome:*:*:*:*:*:android:*:*

History

No history.

Information

Published : 2020-09-11 17:15

Updated : 2023-12-31 22:15

NVD link : CVE-2020-16873

Mitre link : CVE-2020-16873

CVE.ORG link : CVE-2020-16873

JSON object : View

Products Affected

google

chrome

microsoft

xamarin.forms

CWE

CWE-1188

Initialization of a Resource with an Insecure Default

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