CVE-2021-42580 : What You Need to Know
Learn about CVE-2021-42580, a vulnerability in Sourcecodester Online Learning System 2.0 that allows for SQL injection authentication bypass and unauthenticated remote command execution. Find out how to mitigate this issue.
Sourcecodester Online Learning System 2.0 is vulnerable to SQL injection authentication bypass and authenticated file upload, leading to unauthenticated remote command execution.
Understanding CVE-2021-42580
What is CVE-2021-42580?
The CVE-2021-42580 vulnerability in Sourcecodester Online Learning System 2.0 allows for SQL injection authentication bypass in the admin login file and authenticated file upload, enabling unauthenticated remote command execution.
The Impact of CVE-2021-42580
This vulnerability can be exploited to execute unauthorized remote commands on the affected system, potentially leading to complete system compromise.
Technical Details of CVE-2021-42580
Vulnerability Description
Sourcecodester Online Learning System 2.0 is susceptible to SQL injection authentication bypass in the admin login file and authenticated file upload, providing a pathway for unauthenticated remote command execution.
Affected Systems and Versions
- Product: Sourcecodester Online Learning System 2.0
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
The vulnerability arises from improper input validation in the admin login file and authenticated file upload, allowing malicious actors to inject and execute unauthorized SQL queries and commands.
Mitigation and Prevention
Take immediate steps to secure your system and implement long-term security practices to prevent similar vulnerabilities from being exploited.
Immediate Steps to Take
- Disable or restrict access to vulnerable files and directories.
- Regularly monitor and audit user input and file uploads.
- Apply security patches and updates from the software vendor.
Long-Term Security Practices
- Implement secure coding practices and input validation mechanisms.
- Conduct regular security assessments and penetration testing.
- Educate users on safe computing practices and security awareness.
Patching and Updates
- Sourcecodester Online Learning System 2.0 users should apply patches provided by the vendor to address and remediate the SQL injection authentication bypass and unauthenticated file upload vulnerabilities.