CVE-2017-18548 in note-press Plugin
Summary
by MITRE
The note-press plugin before 0.1.2 for WordPress has SQL injection.
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Analysis
by VulDB Data Team • 11/26/2023
The note-press plugin for WordPress prior to version 0.1.2 contains a critical SQL injection vulnerability that allows remote attackers to execute arbitrary SQL commands against the affected system's database. This vulnerability resides within the plugin's handling of user input parameters, specifically in the way it processes data from HTTP requests without proper sanitization or validation. The flaw enables malicious actors to manipulate database queries by injecting malicious SQL code through input fields that are not adequately filtered or escaped before being incorporated into database operations.
The technical implementation of this vulnerability stems from improper input validation within the plugin's backend processing logic. When users interact with the note-press plugin functionality, particularly when submitting notes or accessing certain administrative features, the plugin fails to properly sanitize user-supplied data before incorporating it into SQL queries. This creates an exploitable condition where attackers can craft malicious input that alters the intended query structure, potentially allowing them to extract sensitive data, modify database records, or even execute destructive operations. The vulnerability aligns with CWE-89, which specifically addresses SQL injection flaws in software applications.
The operational impact of this vulnerability extends beyond simple data theft, as it can enable complete database compromise and potential system takeover. An attacker who successfully exploits this vulnerability can gain unauthorized access to all data stored within the WordPress database, including user credentials, posts, pages, and plugin configurations. The attack surface is particularly concerning given that WordPress is one of the most widely deployed content management systems, making this vulnerability attractive to threat actors seeking to compromise large numbers of websites. Additionally, the vulnerability can be exploited without authentication, making it particularly dangerous as it can be leveraged by anyone who can access the affected WordPress site.
Mitigation strategies for this vulnerability should prioritize immediate plugin updates to version 0.1.2 or later, which contain the necessary patches to address the SQL injection flaw. System administrators should also implement input validation measures at multiple levels including web application firewalls, database query parameterization, and proper input sanitization techniques. The remediation aligns with ATT&CK technique T1071.004, which covers application layer protocol manipulation, and emphasizes the importance of proper data validation and parameterized queries. Organizations should conduct comprehensive security assessments of their WordPress installations to identify any other potentially vulnerable plugins or components, while also implementing monitoring solutions to detect suspicious database access patterns that might indicate exploitation attempts.