CVE-2021-41871 Explained : Impact and Mitigation
Discover the impact of CVE-2021-41871, a stored XSS vulnerability in Socomec REMOTE VIEW PRO 2.0.41.4, enabling attackers to execute malicious scripts. Learn about mitigation strategies.
A stored XSS vulnerability was discovered in Socomec REMOTE VIEW PRO 2.0.41.4, allowing an attacker to execute malicious scripts when an administrator views the System Event Log.
Understanding CVE-2021-41871
This CVE describes a security issue in Socomec REMOTE VIEW PRO 2.0.41.4 that could lead to stored XSS attacks.
What is CVE-2021-41871?
The vulnerability stems from improper input validation in the username field, enabling an attacker to inject and execute malicious scripts as a stored XSS payload.
The Impact of CVE-2021-41871
The vulnerability may be exploited by an attacker to execute arbitrary code within the context of the administrator viewing the System Event Log, potentially compromising the system's integrity and confidentiality.
Technical Details of CVE-2021-41871
This section delves into the technical aspects of the CVE.
Vulnerability Description
The flaw lies in the lack of proper input validation in the username field, allowing the insertion of malicious scripts leading to stored XSS.
Affected Systems and Versions
- Product: Socomec REMOTE VIEW PRO 2.0.41.4
- Vendor: Socomec
- Affected Version: Unspecified
Exploitation Mechanism
The stored XSS payload is triggered when an administrator accesses the System Event Log, executing the injected malicious scripts.
Mitigation and Prevention
Mitigation strategies to address CVE-2021-41871.
Immediate Steps to Take
- Apply security patches or updates provided by Socomec promptly.
- Educate users and administrators about the risks of executing scripts from untrusted sources.
- Restrict access to the System Event Log to authorized personnel only.
Long-Term Security Practices
- Implement strict input validation mechanisms across all user inputs in the application.
- Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities.
Patching and Updates
It is crucial to stay informed about security updates released by Socomec and apply them promptly to mitigate the risk of exploitation.