CVE-2023-1769 : Exploit Details and Defense Strategies

This CVE-2023-1769 article provides detailed information about a vulnerability found in the SourceCodester Grade Point Average GPA Calculator version 1.0, leading to information disclosure.

Understanding CVE-2023-1769

This section delves into the specific details of CVE-2023-1769, shedding light on the impact, vulnerability description, affected systems, exploitation mechanism, and mitigation strategies.

What is CVE-2023-1769?

The CVE-2023-1769 vulnerability is classified as problematic and affects an unknown function in the file index.php of SourceCodester Grade Point Average GPA Calculator version 1.0. By manipulating the argument page with specific input, attackers can use the php://filter/read=convert.base64-encode/resource=grade_table technique to disclose sensitive information remotely.

The Impact of CVE-2023-1769

This vulnerability has a CVSSv3.1 base score of 4.3, categorizing it as a medium severity issue. The attack vector is through the network, requiring low privileges to exploit. Successful exploitation can result in the unauthorized disclosure of critical data.

Technical Details of CVE-2023-1769

This section provides a deeper insight into the vulnerability, including its description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability resides in an unidentified function within the index.php file of SourceCodester Grade Point Average GPA Calculator version 1.0. Attackers can leverage the manipulation of the 'page' argument with a specific input technique to achieve information disclosure.

Affected Systems and Versions

SourceCodester's Grade Point Average GPA Calculator version 1.0 is the sole affected product and version by CVE-2023-1769.

Exploitation Mechanism

Exploiting this vulnerability involves remotely manipulating the 'page' argument with the input php://filter/read=convert.base64-encode/resource=grade_table, leading to the disclosure of sensitive information.

Mitigation and Prevention

In this segment, we outline the necessary steps to address CVE-2023-1769, ensuring immediate actions are taken, and suggesting long-term security practices to enhance overall resilience.

Immediate Steps to Take

It is recommended to apply security patches or updates provided by SourceCodester promptly. Additionally, restrict network access to vulnerable systems and closely monitor for any unauthorized attempts.

Long-Term Security Practices

Implement robust security measures such as regular vulnerability assessments, conducting security audits, and educating users on safe computing practices to fortify the overall security posture.

Patching and Updates

Stay informed about security advisories from SourceCodester and promptly apply patches or updates to eliminate the vulnerability and enhance the security of the Grade Point Average GPA Calculator application.