CVE-2020-6123 : Security Advisory and Response

An SQL injection vulnerability in OS4Ed openSIS 7.3 allows attackers to execute malicious SQL commands through the email parameter in EmailCheck.php.

Understanding CVE-2020-6123

This CVE involves a medium-severity SQL injection vulnerability in OS4Ed openSIS 7.3.

What is CVE-2020-6123?

An SQL injection flaw in the email parameter of OS4Ed openSIS 7.3
Vulnerability allows attackers to perform SQL injection via authenticated HTTP requests

The Impact of CVE-2020-6123

Base CVSS score of 6.4 (Medium severity)
Low impact on confidentiality and integrity
No privileges required for exploitation
Attack complexity is low
Scope of impact is changed

Technical Details of CVE-2020-6123

This section provides detailed technical information about the vulnerability.

Vulnerability Description

SQL injection vulnerability in the email parameter of OS4Ed openSIS 7.3
Vulnerable page: EmailCheck.php
Attackers can exploit this to execute malicious SQL commands

Affected Systems and Versions

Product: OS4Ed
Version: OS4Ed openSIS 7.3

Exploitation Mechanism

Attackers can trigger the vulnerability by sending crafted HTTP requests

Mitigation and Prevention

Protect your systems from CVE-2020-6123 with these security measures.

Immediate Steps to Take

Apply vendor-supplied patches promptly
Implement input validation to sanitize user inputs
Monitor and filter incoming HTTP requests

Long-Term Security Practices

Conduct regular security assessments and audits
Educate users on safe coding practices

Patching and Updates

Stay informed about security updates and apply them as soon as they are available