CVE-2023-40751 Scanner

The PHPJabbers Fundraising Script is a tool used by fundraising organizations to create, manage, and conduct fundraising activities online. It is designed for users to efficiently manage donations, track fundraising performance, and engage supporters digitally. The software has been adopted by various non-profit organizations, charities, and community groups who aim to streamline online fundraising operations. By using this script, users can create a professional-looking fundraising site without deep technical knowledge. Its key features include donation management, event scheduling, and financial reporting, making it a popular choice for fundraising campaigns. Overall, the PHPJabbers Fundraising Script provides a robust platform for online fundraising activities.

Cross-Site Scripting (XSS) is a vulnerability that allows attackers to inject malicious scripts into web pages viewed by other users. This particular vulnerability in PHPJabbers Fundraising Script is exploited via the "action" parameter of index.php. XSS can lead to unauthorized actions, data breaches, and user exposure to malicious attacks when viewing affected pages. In this case, an attacker can inject scripts to steal information, impersonate users, or carry out other harmful activities. The vulnerability poses a significant risk to the integrity and confidentiality of the data managed by the script. Addressing this issue is crucial to ensure the security of users' data and the reliability of the fundraising platform.

The Cross-Site Scripting vulnerability in PHPJabbers Fundraising Script occurs due to insufficient input validation or output encoding on the "action" parameter of index.php. The vulnerable endpoint allows attackers to submit crafted requests containing malicious code, such as the payload "<img src=x onerror=prompt(document.domain)>" in the action parameter. The system processes this request and executes the embedded script in the user's browser without proper sanitation. This leads to unauthorized script execution in the context of the user's session, potentially compromising confidential information or altering user interactions. The issue's root cause is a lack of comprehensive checks on user-provided data before presenting it in the web application.

When exploited, this XSS vulnerability can allow malicious actors to execute arbitrary scripts in the context of users' browsers. This may lead to various harmful consequences such as credential theft, unauthorized actions performed on behalf of users, redirection to malicious sites, or spreading of malware. It also undermines the trust users have in the web application as personal and sensitive information can be compromised. The exploitation of this vulnerability can severely impact the reputation and operational continuity of organizations using the PHPJabbers Fundraising Script, necessitating swift remediation measures.

REFERENCES

• https://medium.com/@tfortinsec/multiple-vulnerabilities-in-phpjabbers-part-3-40fc3565982f
• https://nvd.nist.gov/vuln/detail/CVE-2023-40751