CVE-2019-25092 in Mellivora
Summary
by MITRE • 12/28/2022
A vulnerability classified as problematic was found in Nakiami Mellivora up to 2.1.x. Affected by this vulnerability is the function print_user_ip_log of the file include/layout/user.inc.php of the component Admin Panel. The manipulation of the argument $entry['ip'] leads to cross site scripting. The attack can be launched remotely. Upgrading to version 2.2.0 is able to address this issue. The name of the patch is e0b6965f8dde608a3d2621617c05695eb406cbb9. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-216955.
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Analysis
by VulDB Data Team • 01/25/2023
This vulnerability resides within the Nakiami Mellivora content management system where a cross site scripting flaw exists in the admin panel functionality. The specific weakness is located in the print_user_ip_log function within the include/layout/user.inc.php file, which processes user IP address information without proper sanitization. The vulnerability is triggered when the $entry['ip'] argument is manipulated, allowing malicious actors to inject malicious scripts that execute in the context of other users' browsers. This represents a classic client-side injection vulnerability that can be exploited through web-based attacks.
The technical implementation of this flaw demonstrates poor input validation and output encoding practices within the admin panel interface. When user IP addresses are displayed in the administrative logs, the system fails to properly escape or sanitize the data before rendering it in the web page context. This creates an environment where attacker-controlled input can be interpreted as executable script code rather than plain text. The vulnerability is classified as remotely exploitable, meaning that an attacker does not require physical access to the system or local network privileges to launch the attack. The attack vector leverages standard web browser mechanisms where malicious payloads can be injected through the admin panel's user logging interface.
The operational impact of this vulnerability is significant as it provides attackers with the ability to execute arbitrary JavaScript code in the browsers of authenticated users who access the admin panel. This could enable session hijacking, credential theft, or redirection to malicious sites. The vulnerability affects versions up to 2.1.x, making it a persistent risk for organizations that have not upgraded their systems. The attack requires no special privileges beyond access to the web application itself, making it particularly dangerous in environments where admin panel access is not adequately restricted. The vulnerability classification aligns with CWE-79, which specifically addresses cross site scripting flaws in web applications.
Security mitigations for this vulnerability center around the mandatory upgrade to version 2.2.0, which includes the patch identified by commit hash e0b6965f8dde608a3d2621617c05695eb406cbb9. This upgrade addresses the root cause by implementing proper input sanitization and output encoding for IP address data within the admin panel logs. Organizations should also implement additional defensive measures including web application firewalls, input validation at multiple layers, and regular security assessments of their web applications. The vulnerability serves as a reminder of the critical importance of proper output encoding in web applications, particularly within administrative interfaces where sensitive data is displayed. Organizations should also consider implementing the principle of least privilege for admin panel access and regular monitoring of administrative logs for suspicious activity. The ATT&CK framework would categorize this as a web application attack vector with potential for credential access and privilege escalation through the exploitation of client-side vulnerabilities.