CVE-2021-41870 : What You Need to Know
Discover the CVE-2021-41870 vulnerability in Socomec REMOTE VIEW PRO 2.0.41.4. Learn how authenticated attackers can upload harmful .php files and how to mitigate this risk effectively.
An issue was discovered in the firmware update form in Socomec REMOTE VIEW PRO 2.0.41.4. An authenticated attacker can bypass a client-side file-type check and upload arbitrary .php files.
Understanding CVE-2021-41870
This CVE relates to a vulnerability found in Socomec REMOTE VIEW PRO 2.0.41.4 that allows authenticated attackers to upload malicious .php files.
What is CVE-2021-41870?
The CVE-2021-41870 vulnerability involves a flaw in Socomec REMOTE VIEW PRO 2.0.41.4, enabling authenticated attackers to evade file-type restrictions and upload harmful .php files.
The Impact of CVE-2021-41870
The impact of this vulnerability is the potential for attackers to upload arbitrary .php files, which can lead to various malicious activities such as remote code execution.
Technical Details of CVE-2021-41870
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability lies in the firmware update form of Socomec REMOTE VIEW PRO 2.0.41.4, allowing authenticated attackers to bypass client-side file-type checks.
Affected Systems and Versions
- Product: Socomec REMOTE VIEW PRO 2.0.41.4
- Vendor: Socomec
- Versions: All versions are affected
Exploitation Mechanism
The exploit involves an authenticated attacker manipulating the file upload process to upload malicious .php files, bypassing security checks.
Mitigation and Prevention
It is crucial to take immediate steps and follow long-term security practices to mitigate the risks associated with CVE-2021-41870.
Immediate Steps to Take
- Disable file uploads in applications where not necessary
- Implement strict file type validation and restrictions
- Regularly monitor uploaded files for any suspicious activity
Long-Term Security Practices
- Conduct regular security assessments and penetration testing
- Keep software and systems up to date with the latest security patches
- Educate users on secure upload practices
Patching and Updates
Ensure that the Socomec REMOTE VIEW PRO software is updated to the latest version to patch the vulnerability.