CVE-2021-23863 : Security Advisory and Response

A detailed overview of CVE-2021-23863, a HTML code injection vulnerability found in Bosch Video Security Android Application.

Understanding CVE-2021-23863

This CVE involves an HTML code injection vulnerability in the Android Application of Bosch Video Security, impacting version 3.2.3 and earlier releases.

What is CVE-2021-23863?

The vulnerability, when exploited successfully, allows attackers to inject random HTML code into a component loaded by WebView. This could enable the application to display web resources controlled by the attacker.

The Impact of CVE-2021-23863

The CVSS v3.1 base score for this vulnerability is 6.1, indicating a medium severity issue. It has low confidentiality and integrity impacts, with no availability impact. The attack complexity is low, requiring user interaction.

Technical Details of CVE-2021-23863

This section covers specific technical details of the CVE.

Vulnerability Description

The vulnerability exists in the Android Application of Bosch Video Security, allowing HTML code injection into WebView components.

Affected Systems and Versions

Version 3.2.3 and prior versions of the Android Application for Bosch Video Security are impacted by this vulnerability.

Exploitation Mechanism

Successful exploitation enables attackers to insert arbitrary HTML code into the WebView component, giving them control over displayed web resources.

Mitigation and Prevention

Outlined are the steps to mitigate and prevent the exploitation of CVE-2021-23863.

Immediate Steps to Take

Users should update the Bosch Video Security Android Application to a secure version and avoid interacting with untrusted web resources.

Long-Term Security Practices

Implementing secure coding practices and regularly updating applications can reduce the risk of such vulnerabilities.

Patching and Updates

Stay informed about security advisories from Bosch regarding this CVE and ensure timely application of patches.