CVE-2022-0753 in hestiacp
Summary
by MITRE • 03/03/2022
Cross-site Scripting (XSS) - Reflected in GitHub repository hestiacp/hestiacp prior to 1.5.9.
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Analysis
by VulDB Data Team • 03/06/2022
The vulnerability identified as CVE-2022-0753 represents a reflected cross-site scripting flaw within the Hestia Control Panel repository prior to version 1.5.9. This security weakness resides in the web application's handling of user input, specifically in how it processes and reflects data back to users without proper sanitization. The issue manifests when malicious actors craft specially crafted payloads that exploit the application's failure to validate or escape user-supplied parameters before incorporating them into HTTP responses. This vulnerability falls under the CWE-79 category of Cross-site Scripting, which is a fundamental web application security weakness that allows attackers to inject malicious scripts into web pages viewed by other users. The reflected nature of this vulnerability means that the malicious script is reflected off the web server rather than being stored, making it particularly dangerous for web applications that process user input through URL parameters or form submissions.
The technical implementation of this vulnerability stems from insufficient input validation and output encoding mechanisms within the Hestia Control Panel's web interface. When users interact with the application through various endpoints, particularly those handling authentication, configuration management, or user data operations, the application fails to properly sanitize or escape data before rendering it in the browser context. This flaw enables attackers to inject malicious JavaScript code that executes in the victim's browser when they navigate to a crafted URL or interact with the vulnerable application. The attack typically involves constructing a malicious URL containing script payload that gets reflected back to the user's browser, where it executes in the context of the victim's session, potentially allowing for session hijacking, data theft, or further exploitation of the compromised user's privileges within the control panel environment.
The operational impact of CVE-2022-0753 extends beyond simple script execution, as it can lead to complete compromise of user sessions and potentially administrative access to the control panel. An attacker could leverage this vulnerability to steal user authentication cookies, execute unauthorized commands on the server, or manipulate the control panel's functionality to gain persistent access to the hosting environment. The reflected nature of the attack means that the vulnerability can be exploited through social engineering techniques, where users are tricked into clicking malicious links sent via email or other communication channels. This vulnerability directly maps to ATT&CK technique T1566.001 for Phishing and T1059.007 for Command and Scripting Interpreter, as it enables both user deception and malicious code execution. Organizations using affected versions of Hestia Control Panel face significant risk of unauthorized access to their hosting infrastructure, potentially leading to data breaches, service disruption, or compromise of multiple hosted websites and applications.
Mitigation strategies for this vulnerability require immediate patching to version 1.5.9 or later, which includes proper input validation and output encoding mechanisms. System administrators should implement comprehensive input sanitization routines that validate all user-supplied data against expected formats and escape special characters before rendering any content in the browser context. The implementation of Content Security Policy headers can provide additional defense-in-depth measures by restricting script execution and limiting the sources from which scripts can be loaded. Regular security auditing of web applications should include thorough testing for XSS vulnerabilities using automated tools and manual penetration testing techniques. Organizations should also establish secure coding practices that emphasize proper input validation, output encoding, and regular security updates as part of their development lifecycle. The vulnerability serves as a reminder of the critical importance of implementing robust security controls in web applications and maintaining current software versions to protect against known exploitation techniques.