CVE-2025-9739 in Online Water Billing System
Summary
by MITRE • 09/01/2025
A vulnerability has been found in Campcodes Online Water Billing System 1.0. Affected by this issue is some unknown functionality of the file /process.php. The manipulation of the argument Username leads to sql injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 09/08/2025
CVE-2025-9739 represents a critical sql injection vulnerability within the Campcodes Online Water Billing System version 1.0 specifically affecting the /process.php file. This vulnerability stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied data before incorporating it into database queries. The flaw manifests when the Username parameter is processed, allowing attackers to inject malicious sql commands that can manipulate the underlying database structure. The vulnerability's remote exploitability means that malicious actors can leverage this weakness without requiring physical access to the system, making it particularly dangerous in web-facing applications. This type of vulnerability falls under the common weakness enumeration CWE-89 which specifically addresses sql injection flaws where untrusted data is directly incorporated into sql commands without proper sanitization or parameterization. The attack vector enables unauthorized data access, potential data modification, and in severe cases, complete database compromise. The disclosure of this exploit to the public significantly increases the risk profile as threat actors can readily implement the attack without requiring advanced technical knowledge. The impact extends beyond simple data theft to include potential system compromise, data integrity violations, and service disruption. The vulnerability demonstrates poor secure coding practices and highlights the critical importance of implementing proper input validation and parameterized queries to prevent sql injection attacks. Organizations utilizing this billing system face substantial risk of unauthorized access to customer billing information, payment details, and potentially sensitive personal data stored within the database. The attack surface is particularly concerning given that the vulnerability affects core functionality within the billing system, potentially allowing attackers to manipulate billing records, create fraudulent accounts, or extract confidential information. This vulnerability aligns with attack techniques documented in the attack pattern taxonomy where adversaries exploit input validation weaknesses to gain unauthorized database access and execute malicious commands. The remediation approach should focus on implementing proper parameterized queries, input validation, and output encoding to prevent sql injection. Additionally, regular security assessments and code reviews are essential to identify and mitigate similar vulnerabilities within the application's codebase. The system should also implement proper access controls and monitoring to detect anomalous database access patterns that might indicate exploitation attempts. Given the disclosed nature of this exploit, immediate patching and security hardening measures are strongly recommended to protect against potential exploitation.