CVE-2022-0678 in Microweber
Summary
by MITRE • 02/19/2022
Cross-site Scripting (XSS) - Reflected in Packagist microweber/microweber prior to 1.2.11.
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Analysis
by VulDB Data Team • 02/25/2022
The vulnerability identified as CVE-2022-0678 represents a reflected cross-site scripting flaw within the Packagist microweber/microweber software ecosystem. This security weakness affects versions prior to 1.2.11 and manifests as a reflected XSS vulnerability that allows malicious actors to inject client-side scripts into web applications. The vulnerability specifically resides in the handling of user-supplied input within the microweber platform, which fails to properly sanitize or encode data before rendering it in web responses. The reflected nature of this vulnerability means that the malicious script is executed in the victim's browser when they click on a specially crafted link containing the malicious payload, without any persistent storage of the script within the application itself. This type of vulnerability falls under the Common Weakness Enumeration category CWE-79 which specifically addresses cross-site scripting flaws where untrusted data is directly included in web pages without proper validation or encoding.
The operational impact of this reflected XSS vulnerability extends beyond simple data theft or session hijacking. Attackers can exploit this weakness to perform a variety of malicious activities including but not limited to stealing user cookies, redirecting victims to malicious websites, defacing web pages, or even executing arbitrary commands on behalf of the victim. The vulnerability particularly affects users who interact with the microweber platform through web interfaces, as the malicious scripts would execute in the context of the victim's browser session. Given that microweber is a content management system, the potential for damage increases significantly as attackers could manipulate content, gain unauthorized access to administrative functions, or compromise user data. The vulnerability's exploitation requires minimal effort from attackers, as they only need to craft a malicious URL containing the XSS payload and distribute it through phishing campaigns, social engineering, or by compromising legitimate links that users might click.
Security professionals should consider this vulnerability in the context of the MITRE ATT&CK framework where reflected XSS attacks fall under the technique T1566.001 - Phishing with Social Engineering, and potentially T1059.001 - Command and Scripting Interpreter if the attacker manages to establish a persistent foothold through the XSS payload. The vulnerability demonstrates a critical failure in input validation and output encoding practices within the application's codebase, highlighting the need for robust security controls throughout the software development lifecycle. Organizations using affected versions of microweber should immediately implement mitigation strategies including the deployment of web application firewalls, input validation measures, and the application of the vendor-supplied patch version 1.2.11. The remediation process should also include comprehensive security testing of the application's input handling mechanisms and regular security audits to prevent similar vulnerabilities from emerging in the future. Additionally, user education regarding the dangers of clicking suspicious links and the importance of verifying URLs before interaction becomes crucial in reducing the attack surface for this type of vulnerability.