CVE-2022-26170 in Simple Mobile Comparison Website
Summary
by MITRE • 03/03/2022
Simple Mobile Comparison Website v1.0 was discovered to contain a SQL injection vulnerability via the search parameter.
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Analysis
by VulDB Data Team • 03/04/2022
The Simple Mobile Comparison Website version 1.0 presents a critical security vulnerability classified as SQL injection through its search functionality parameter. This vulnerability allows malicious actors to manipulate database queries by injecting arbitrary SQL code through the search input field, potentially compromising the entire backend database infrastructure. The flaw exists due to insufficient input validation and sanitization mechanisms within the application's query construction process, where user-supplied data flows directly into database commands without proper escaping or parameterization.
This vulnerability falls under the Common Weakness Enumeration category CWE-89 which specifically addresses SQL injection weaknesses in software applications. The attack vector leverages the application's failure to properly handle user input in the search parameter, creating an opportunity for attackers to execute unauthorized database operations. The vulnerability is particularly dangerous because it allows for complete database enumeration, data extraction, modification, or deletion depending on the attacker's privileges and the database configuration. The impact extends beyond simple data theft to include potential system compromise and service disruption.
From an operational perspective, this vulnerability represents a significant risk to the website's integrity and user data protection. Attackers could exploit this flaw to access sensitive information including user credentials, personal details, and comparison data stored in the database. The attack surface is relatively narrow but impactful since it targets the core functionality of the website's search feature, which is likely frequently used by legitimate users. This creates a persistent threat that can be exploited continuously until properly patched, potentially leading to data breaches, regulatory compliance violations, and reputational damage for the organization operating the service.
The recommended mitigation strategy involves implementing proper input validation and parameterized queries to prevent SQL injection attacks. Organizations should adopt prepared statements or parameterized queries for all database interactions, ensuring that user input is properly escaped or treated as literal data rather than executable code. Input sanitization measures including character filtering, length validation, and regular expression checks should be implemented to prevent malicious payloads from reaching the database layer. Additionally, the application should be updated to the latest version where this vulnerability has been addressed, and comprehensive security testing including automated scanning and manual penetration testing should be conducted to verify the effectiveness of the implemented fixes. Network-level protections such as web application firewalls and database activity monitoring should also be deployed to detect and prevent exploitation attempts.