CVE-2023-48823 in Courier Management System
Summary
by MITRE • 12/07/2023
A Blind SQL injection issue in ajax.php in GaatiTrack Courier Management System 1.0 allows an unauthenticated attacker to inject a payload via the email parameter during login.
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Analysis
by VulDB Data Team • 03/01/2026
The vulnerability identified as CVE-2023-48823 represents a critical blind sql injection flaw within the GaatiTrack Courier Management System version 1.0. This security weakness exists in the ajax.php file and specifically affects the login authentication process where the email parameter is processed without adequate input validation or sanitization. The flaw allows unauthenticated attackers to execute malicious sql commands against the underlying database system, potentially leading to complete system compromise and unauthorized access to sensitive data. The vulnerability is classified as blind sql injection because the attacker cannot directly see the sql query results in the application response, requiring them to infer information through indirect means such as response timing or conditional responses.
The technical implementation of this vulnerability stems from improper parameter handling within the application's authentication flow. When users attempt to log in through the system, the email parameter is directly incorporated into sql queries without appropriate sanitization or parameterization techniques. This creates an environment where malicious payloads can be injected and executed within the database context. The attack vector specifically targets the login process where the application processes email inputs, making it particularly dangerous as it can be exploited during routine authentication attempts. According to CWE classification, this vulnerability maps to CWE-89 which represents improper neutralization of special elements used in sql commands, and more specifically to CWE-942 which covers weak sql injection protections. The ATT&CK framework categorizes this under T1190 - Exploit Public-Facing Application, highlighting how attackers can leverage publicly accessible web applications to gain unauthorized access.
The operational impact of this vulnerability extends far beyond simple data theft, as it provides attackers with the capability to manipulate the entire database infrastructure. Successful exploitation could enable attackers to extract sensitive user credentials, customer information, shipping records, and potentially gain administrative privileges within the system. The blind nature of the injection means that attackers can systematically infer database structures and contents through time-based or boolean-based techniques, making the attack more sophisticated and harder to detect. Organizations using GaatiTrack Courier Management System 1.0 face significant risk of data breaches, service disruption, and potential regulatory compliance violations. The vulnerability affects not just the immediate system but also any downstream applications or services that might rely on the compromised data, creating cascading security implications throughout the organization's digital infrastructure.
Mitigation strategies for CVE-2023-48823 must address both immediate remediation and long-term security hardening measures. The primary solution involves implementing proper parameterized queries or prepared statements for all database interactions, particularly within authentication modules. Input validation should be strengthened to reject malformed email addresses and suspicious characters that could indicate injection attempts. Additionally, the application should implement proper output encoding and ensure that error messages do not reveal database structure information to potential attackers. Security monitoring should be enhanced to detect unusual login patterns or database access attempts that could indicate exploitation attempts. Organizations should also consider implementing web application firewalls and intrusion detection systems to provide additional layers of protection. Regular security assessments and penetration testing should be conducted to identify similar vulnerabilities within the application codebase. The remediation process should include updating to the latest version of GaatiTrack if available, or implementing comprehensive code reviews to address similar injection vulnerabilities throughout the system. According to industry best practices and NIST guidelines, this vulnerability requires immediate attention and should be prioritized at the highest security level due to its potential for complete system compromise and the ease with which it can be exploited by unauthenticated attackers.