CVE-2024-54299 in Revi Plugin
Summary
by MITRE • 12/13/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Revi Revi.io allows Reflected XSS.This issue affects Revi.io: from n/a through 5.7.3.
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Analysis
by VulDB Data Team • 02/17/2025
The vulnerability identified as CVE-2024-54299 represents a critical cross-site scripting flaw within the Revi.io web application platform. This reflected XSS vulnerability occurs during the web page generation process when user input is not properly sanitized or escaped before being rendered in the browser context. The issue affects all versions of Revi.io from the initial release through version 5.7.3, indicating a long-standing security weakness that has not been adequately addressed. The vulnerability stems from the application's failure to implement proper input validation and output encoding mechanisms, creating an avenue for malicious actors to inject arbitrary JavaScript code into web pages viewed by other users.
The technical exploitation of this vulnerability follows the standard reflected XSS attack pattern where an attacker crafts malicious input and delivers it to a victim through a crafted URL or form submission. When the vulnerable application processes this input and reflects it back in the HTTP response without proper sanitization, the injected JavaScript code executes within the victim's browser context. This creates a persistent threat vector that can be leveraged for session hijacking, credential theft, or redirection to malicious websites. The vulnerability specifically impacts the web page generation phase, making it particularly dangerous as it can affect any user interaction that involves dynamic content rendering.
From an operational standpoint, this vulnerability poses significant risks to organizations using Revi.io, as it enables attackers to compromise user sessions and potentially gain unauthorized access to sensitive data. The reflected nature of the vulnerability means that attacks can be executed through phishing emails, malicious links, or compromised web pages that direct users to the vulnerable application. Attackers can exploit this weakness to steal authentication cookies, modify page content, or redirect users to malicious sites. The impact extends beyond individual user compromise to potential data breaches and service disruption, especially if the application handles sensitive business or personal information. This vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws in web applications.
Security mitigations for CVE-2024-54299 should prioritize immediate implementation of proper input validation and output encoding mechanisms. The application must ensure all user-supplied data is sanitized before being processed or rendered in web pages, implementing strict validation rules and HTML escaping techniques. Organizations should deploy web application firewalls to detect and block suspicious input patterns, while also implementing content security policies to prevent unauthorized script execution. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other application components. The fix should involve updating to the latest version of Revi.io where the vulnerability has been addressed, while also establishing comprehensive testing procedures including automated vulnerability scanning and manual penetration testing to prevent future regressions. This vulnerability demonstrates the critical importance of input sanitization and output encoding as fundamental security practices that align with ATT&CK technique T1566 for initial access through spearphishing and T1071.001 for application layer protocol usage.