CVE-2004-1835 in Invision Gallery
Summary
by MITRE
Multiple SQL injection vulnerabilities in index.php in Invision Gallery 1.0.1 allow remote attackers to execute arbitrary SQL via the (1) img, (2) cat, (3) sort_key, (4) order_key, (5) user, or (6) album parameters.
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Analysis
by VulDB Data Team • 03/16/2025
The vulnerability identified as CVE-2004-1835 represents a critical security flaw in Invision Gallery 1.0.1 software, specifically within the index.php script that handles multiple parameter inputs. This issue falls under the category of SQL injection vulnerabilities, which are classified as CWE-89 in the Common Weakness Enumeration system and are prominently featured in the MITRE ATT&CK framework under the technique of SQL Injection. The vulnerability allows remote attackers to manipulate database queries by injecting malicious SQL code through various input parameters, creating a significant pathway for unauthorized database access and potential data compromise.
The technical implementation of this vulnerability occurs through the direct concatenation or interpolation of user-supplied input into SQL query strings without proper sanitization or parameterization. Attackers can exploit this weakness by manipulating the img, cat, sort_key, order_key, user, or album parameters in the index.php script, enabling them to execute arbitrary SQL commands against the underlying database. This flaw exists because the application fails to implement proper input validation and output encoding mechanisms, allowing malicious SQL payloads to be interpreted and executed by the database engine. The vulnerability affects the core functionality of the gallery application by potentially exposing sensitive user data, modifying database records, or even enabling complete database compromise.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with substantial control over the affected system. Remote attackers could leverage this vulnerability to extract confidential information including user credentials, personal data, and system configurations. The attack surface is particularly concerning given that the vulnerability affects multiple parameters, increasing the likelihood of successful exploitation. Depending on the database permissions and the attacker's skill level, this vulnerability could potentially lead to complete system compromise, data destruction, or the establishment of persistent backdoors. The vulnerability also poses risks to the application's integrity and availability, as attackers could manipulate the gallery's functionality to disrupt normal operations or hide their activities.
Mitigation strategies for this vulnerability should focus on implementing proper input validation and parameterized queries to prevent SQL injection attacks. The recommended approach includes sanitizing all user inputs through whitelisting or proper escaping mechanisms before incorporating them into SQL statements. Organizations should also implement proper database access controls and privilege management to limit the potential damage from successful attacks. Additionally, regular security updates and patches should be applied to ensure that known vulnerabilities are addressed promptly. The implementation of web application firewalls and intrusion detection systems can provide additional layers of protection against exploitation attempts. This vulnerability highlights the critical importance of secure coding practices and demonstrates how seemingly simple input handling flaws can create substantial security risks in web applications.