CVE-2020-16873 Vulnerability Details

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CVE-2020-16873 Metadata Quick Info

CVE Published: 11/09/2020 | CVE Updated: 04/08/2024 | CVE Year: 2020
Source: microsoft | Vendor: Microsoft | Product: xamarin.forms
Status : PUBLISHED

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CVE-2020-16873 Description

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.

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.

The security update addresses this vulnerability by preventing the malicious Javascript from running in the WebView.

Metrics

CVSS Version: 3.1 | Base Score: 4.7 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N/E:F/RL:O/RC:C/CR:M/MAV:N/MAC:L/MPR:N/MUI:R/MS:C

l➤ Exploitability Metrics:
    Attack Vector (AV)*
    Attack Complexity (AC)*
    Privileges Required (PR)*
    User Interaction (UI)*
    Scope (S)*

l➤ Impact Metrics:
    Confidentiality Impact (C)*
    Integrity Impact (I)*
    Availability Impact (A)*

Weakness Enumeration (CWE)

CWE-ID:
CWE Name: Spoofing
Source: Microsoft

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).