CVE-2020-21486 Explained : Impact and Mitigation

CVE-2020-21486 is a SQL injection vulnerability found in PHPOK v.5.4, allowing remote attackers to access sensitive information through the _userlist function in the framerwork/phpok_call.php file.

Understanding CVE-2020-21486

This CVE identifies a critical security issue in PHPOK v.5.4 that can be exploited by attackers to retrieve confidential data.

What is CVE-2020-21486?

CVE-2020-21486 is a SQL injection vulnerability in PHPOK v.5.4 that enables unauthorized users to extract sensitive information by manipulating the _userlist function in the phpok_call.php file.

The Impact of CVE-2020-21486

This vulnerability poses a significant risk as it allows remote attackers to perform SQL injection attacks and potentially access and extract sensitive data from the affected system.

Technical Details of CVE-2020-21486

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability in PHPOK v.5.4 enables remote attackers to execute SQL injection attacks through the _userlist function in the phpok_call.php file, leading to unauthorized access to sensitive information.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions Affected: All versions are susceptible to this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious SQL queries through the _userlist function in the phpok_call.php file, allowing them to retrieve confidential data stored in the system.

Mitigation and Prevention

Protecting systems from CVE-2020-21486 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable the _userlist function in the phpok_call.php file to prevent exploitation.
Implement input validation and parameterized queries to mitigate SQL injection risks.

Long-Term Security Practices

Regularly update and patch PHPOK to address security vulnerabilities.
Conduct security audits and penetration testing to identify and remediate potential weaknesses.

Patching and Updates

Apply patches and updates provided by PHPOK to fix the SQL injection vulnerability and enhance overall system security.