CVE-2018-25196 in ServerZilla
Summary
by MITRE • 03/06/2026
ServerZilla 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the email parameter. Attackers can send POST requests to reset.php with malicious email values containing SQL operators to bypass authentication and extract sensitive database information.
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Analysis
by VulDB Data Team • 03/06/2026
The vulnerability identified as CVE-2018-25196 affects ServerZilla version 1.0 and represents a critical SQL injection flaw that undermines the application's database security posture. This vulnerability resides within the password reset functionality of the application, specifically targeting the email parameter processing mechanism. The flaw allows unauthenticated attackers to execute arbitrary SQL commands against the underlying database without requiring valid credentials or authentication. The vulnerability is particularly concerning because it directly impacts the application's user authentication system, potentially enabling attackers to bypass authentication mechanisms entirely while simultaneously accessing sensitive user data and database structures.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization within the reset.php endpoint. When attackers submit maliciously crafted email values containing SQL operators and injection payloads, the application fails to properly escape or filter these inputs before incorporating them into database queries. This primitive input handling creates an exploitable pathway where attackers can manipulate the SQL execution flow through the email parameter. The vulnerability is classified as CWE-89 according to the Common Weakness Enumeration catalog, which specifically addresses SQL injection flaws in software applications. The attack vector is straightforward and accessible, requiring only basic HTTP POST requests to the reset.php endpoint with specially crafted payloads that leverage SQL injection techniques.
The operational impact of this vulnerability extends beyond simple data extraction to encompass full database compromise and potential system infiltration. Attackers can leverage this vulnerability to extract user credentials, personal information, and potentially gain access to administrative accounts within the application's user database. The unauthenticated nature of the attack means that any individual with access to the application's reset functionality can exploit this flaw without requiring prior authorization. This vulnerability directly violates the principle of least privilege and can enable attackers to perform actions such as user account enumeration, password reset manipulation, and data exfiltration. The vulnerability also provides potential for further attack escalation, as successful exploitation could lead to privilege escalation within the database or even server compromise through database-based attacks.
Mitigation strategies for CVE-2018-25196 must address both immediate remediation and long-term architectural improvements to prevent similar vulnerabilities. The primary fix involves implementing proper input validation and parameterized queries throughout the application's database interaction code. All user-supplied inputs, particularly those used in database operations, must be properly sanitized and validated before processing. The application should employ prepared statements or parameterized queries to ensure that user input cannot alter the intended SQL command structure. Additionally, implementing proper access controls and authentication mechanisms for the reset functionality is crucial, as this vulnerability demonstrates the importance of securing all application endpoints. Organizations should also consider implementing web application firewalls and intrusion detection systems to monitor for suspicious SQL injection patterns. This vulnerability aligns with ATT&CK technique T1190, which describes the use of SQL injection to gain unauthorized access to databases and extract sensitive information. Regular security testing including automated vulnerability scanning and manual penetration testing should be implemented to identify and remediate similar issues in other application components. The vulnerability also highlights the need for comprehensive security training for developers to understand proper input handling and database security practices throughout the software development lifecycle.