CVE-2020-21987 : Vulnerability Insights and Analysis
Learn about CVE-2020-21987, a persistent Cross Site Scripting (XSS) vulnerability in HomeAutomation 3.3.2, allowing execution of arbitrary code in users' browsers. Find mitigation steps and prevention measures.
HomeAutomation 3.3.2 is affected by persistent Cross Site Scripting (XSS) vulnerability. This can lead to the execution of arbitrary HTML and script code in a user's browser session.
Understanding CVE-2020-21987
This CVE involves a persistent XSS vulnerability in HomeAutomation 3.3.2.
What is CVE-2020-21987?
Persistent Cross Site Scripting (XSS) occurs when input is not properly sanitized, allowing the execution of malicious code in a user's browser.
The Impact of CVE-2020-21987
The vulnerability can be exploited to execute arbitrary HTML and script code in a user's browser session, potentially leading to unauthorized actions or data theft.
Technical Details of CVE-2020-21987
This section provides technical details of the CVE.
Vulnerability Description
HomeAutomation 3.3.2 is prone to persistent Cross Site Scripting (XSS) due to improper input sanitization, enabling the injection of malicious code.
Affected Systems and Versions
- Product: HomeAutomation 3.3.2
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
The vulnerability arises from unsanitized input passed via various parameters to scripts, allowing attackers to inject and execute malicious HTML and script code.
Mitigation and Prevention
Protect systems from CVE-2020-21987 by following these mitigation strategies.
Immediate Steps to Take
- Apply security patches or updates provided by the software vendor.
- Implement input validation and sanitization to prevent XSS attacks.
- Regularly monitor and audit web applications for vulnerabilities.
Long-Term Security Practices
- Educate developers on secure coding practices to prevent XSS vulnerabilities.
- Utilize web application firewalls to filter and block malicious traffic.
- Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
Patching and Updates
- Stay informed about security advisories related to HomeAutomation to apply patches promptly.
- Keep software and systems up to date to mitigate known vulnerabilities.