CVE-2005-0946 in phpCoin
Summary
by MITRE
SQL injection vulnerability in phpCoin 1.2.1b and earlier allows remote attackers to execute arbitrary SQL commands via the (1) term/keywords field on the search page, (2) username or (3) e-mail field on the forgot password page, or (4) domain name on the ordering new package page.
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Analysis
by VulDB Data Team • 06/19/2019
This sql injection vulnerability in phpCoin 121b and earlier versions represents a critical security flaw that enables remote attackers to execute arbitrary sql commands through multiple input vectors within the application. The vulnerability specifically targets four distinct input fields across different pages of the phpCoin system, creating multiple attack surfaces for malicious actors to exploit. The affected input fields include the termkeywords field on the search page, the username and email fields on the forgot password page, and the domain name field on the ordering new package page, all of which fail to properly sanitize or validate user input before incorporating it into sql queries.
The technical implementation of this vulnerability stems from inadequate input validation and parameterized query construction within the phpCoin application code. When users submit data through any of these vulnerable fields, the application directly incorporates the input into sql statements without proper sanitization or escaping mechanisms. This allows attackers to inject malicious sql payloads that can manipulate the database structure, extract sensitive information, modify data, or even execute system commands depending on the underlying database configuration. The vulnerability maps to cwe-89 sql injection as defined by the common weakness enumeration, which classifies it as a direct injection of sql commands into database queries. From an attack perspective, this vulnerability aligns with techniques described in the attack tree framework where attackers can escalate privileges and gain unauthorized access to database resources through the exploitation of input validation flaws.
The operational impact of this vulnerability extends beyond simple data theft, as it can lead to complete system compromise and unauthorized access to sensitive user information. Attackers can leverage this vulnerability to extract user credentials, personal information, and potentially gain administrative access to the phpCoin system. The multi-vector nature of the attack means that even if one input field is patched, attackers can still exploit the remaining vulnerable fields, making this a particularly dangerous vulnerability for organizations relying on phpCoin for their web applications. Database administrators and security teams face significant challenges in monitoring and detecting such attacks, as malicious sql commands can be disguised within legitimate user requests, making them difficult to distinguish from normal application behavior.
Mitigation strategies for this vulnerability require immediate implementation of proper input validation and parameterized queries throughout the phpCoin application. Organizations should ensure that all user inputs are properly sanitized and validated before being processed by the database layer, implementing proper escape sequences or parameterized queries to prevent sql injection attacks. The recommended approach aligns with defensive programming practices outlined in the owasp top ten and attack mitigation frameworks, emphasizing the importance of input validation and output encoding. Additionally, implementing web application firewalls and intrusion detection systems can help monitor for suspicious sql patterns and provide additional layers of protection. Regular security audits and code reviews should be conducted to identify and remediate similar vulnerabilities in other parts of the application, while also ensuring that the phpCoin system is updated to a patched version that addresses this specific vulnerability. The vulnerability also highlights the importance of following secure coding practices and adhering to industry standards such as those defined by the iso 27001 information security management framework, which emphasizes the need for secure software development lifecycle practices to prevent injection vulnerabilities.