CVE-2023-5694 : Exploit Details and Defense Strategies

This article provides insights into CVE-2023-5694, a cross-site scripting vulnerability identified in the CodeAstro Internet Banking System version 1.0.

Understanding CVE-2023-5694

CVE-2023-5694 refers to a cross-site scripting vulnerability discovered in the CodeAstro Internet Banking System version 1.0, impacting the pages_system_settings.php file.

What is CVE-2023-5694?

The vulnerability arises due to an unspecified function in the pages_system_settings.php file. By manipulating the 'sys_name' parameter with a malicious script, such as

<ScRiPt >alert(991)</ScRiPt>

, attackers can execute cross-site scripting attacks remotely.

The Impact of CVE-2023-5694

The exploitation of this vulnerability allows threat actors to inject and execute arbitrary scripts on the target system, potentially leading to unauthorized actions and data theft. It poses a risk to the confidentiality and integrity of user data.

Technical Details of CVE-2023-5694

In the context of functionality and impact, the following technical aspects of CVE-2023-5694 are crucial to understand:

Vulnerability Description

The vulnerability, classified as CWE-79 Cross-Site Scripting, allows attackers to insert malicious scripts into web pages viewed by other users. In this case, the 'sys_name' parameter in pages_system_settings.php is vulnerable to such attacks.

Affected Systems and Versions

The CodeAstro Internet Banking System version 1.0 is confirmed to be susceptible to this cross-site scripting vulnerability. Users of this particular version are at risk until suitable security measures are implemented.

Exploitation Mechanism

By leveraging the vulnerability in the 'sys_name' parameter with crafted input, threat actors can trigger cross-site scripting attacks. This could result in the execution of unauthorized scripts within the application environment.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-5694, proactive security measures and adherence to best practices are essential for both users and developers.

Immediate Steps to Take

Users should exercise caution while interacting with the CodeAstro Internet Banking System version 1.0. Avoid clicking on suspicious links or entering untrusted data in fields that could be vulnerable to XSS attacks.

Long-Term Security Practices

Implementing input validation and output encoding techniques can help prevent cross-site scripting vulnerabilities. Regular security assessments and training for developers on secure coding practices are also recommended.

Patching and Updates

CodeAstro should release a security patch addressing the vulnerability in version 1.0 of the Internet Banking System. Users are advised to apply patches promptly to mitigate the risk of exploitation by malicious actors.