CVE-2021-22847 : Vulnerability Insights and Analysis

Hyweb HyCMS-J1 is affected by a SQL Injection vulnerability due to its API failing to filter POST request parameters. Attackers can exploit this to inject SQL syntax and execute commands without privileges.

Understanding CVE-2021-22847

This CVE record details a high-severity SQL Injection vulnerability in Hyweb HyCMS-J1.

What is CVE-2021-22847?

CVE-2021-22847 highlights a security flaw in Hyweb HyCMS-J1's API that allows remote attackers to inject SQL syntax and run unauthorized commands.

The Impact of CVE-2021-22847

The vulnerability poses a high risk, with a base severity score of 8.8 due to its potential to compromise data confidentiality, integrity, and availability.

Technical Details of CVE-2021-22847

This section explores the specifics of the vulnerability.

Vulnerability Description

Hyweb HyCMS-J1's API does not properly filter POST request parameters, enabling SQL Injection attacks.

Affected Systems and Versions

The issue impacts Hyweb's HyCMS-J1 versions less than or equal to 7.4.3.

Exploitation Mechanism

Attackers can exploit this flaw via network access with low privileges, allowing them to execute unauthorized SQL commands.

Mitigation and Prevention

Discover how to mitigate the risks associated with CVE-2021-22847.

Immediate Steps to Take

Users should update Hyweb HyCMS-J1 to the latest version promptly. Alternatively, contact Hyweb Tech for vulnerability remediation.

Long-Term Security Practices

Implement secure coding practices and conduct regular security audits to prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about security patches and updates for Hyweb HyCMS-J1 to address known vulnerabilities.