| CVE-2020-16873 | Date: (C)2020-09-10 (M)2024-01-09 |
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.
CVSS Score and Metrics +CVSS Score and Metrics -| CVSS V3 Severity: | CVSS V2 Severity: |
| CVSS Score : 4.7 | CVSS Score : 6.8 |
| Exploit Score: 2.8 | Exploit Score: 8.6 |
| Impact Score: 1.4 | Impact Score: 6.4 |
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| CVSS V3 Metrics: | CVSS V2 Metrics: |
| Attack Vector: NETWORK | Access Vector: NETWORK |
| Attack Complexity: LOW | Access Complexity: MEDIUM |
| Privileges Required: NONE | Authentication: NONE |
| User Interaction: REQUIRED | Confidentiality: PARTIAL |
| Scope: CHANGED | Integrity: PARTIAL |
| Confidentiality: LOW | Availability: PARTIAL |
| Integrity: NONE | |
| Availability: NONE | |
| | |
