CVE-2005-2838 in myBloggie
Summary
by MITRE
SQL injection vulnerability in login.php in myBloggie 2.1.3-beta and earlier allows remote attackers to execute arbitrary SQL commands via the username parameter.
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Analysis
by VulDB Data Team • 07/11/2018
The vulnerability identified as CVE-2005-2838 represents a critical SQL injection flaw within the myBloggie blogging platform version 2.1.3-beta and earlier releases. This security weakness resides in the login.php script which fails to properly sanitize user input before incorporating it into database queries. The vulnerability specifically affects the username parameter, which when manipulated by an attacker can lead to unauthorized access and potential data compromise.
This SQL injection vulnerability stems from inadequate input validation and improper query construction practices within the application's authentication mechanism. The flaw allows malicious actors to inject arbitrary SQL code through the username field during the login process, bypassing normal authentication procedures. According to CWE-89, this vulnerability falls under the category of SQL Injection, which is classified as a high-risk vulnerability that can enable attackers to manipulate database operations, extract sensitive information, modify data, or even gain administrative control over the affected system.
The operational impact of this vulnerability is severe as it provides remote attackers with the capability to execute unauthorized database commands without proper authentication. An attacker could potentially retrieve user credentials, access private blog content, modify or delete database entries, and in some cases gain full administrative privileges. The vulnerability affects the core authentication functionality of myBloggie, making it a prime target for exploitation. The attack surface is particularly concerning as it operates at the login interface, which is frequently accessed and represents a common entry point for malicious activities.
Mitigation strategies for this vulnerability should include immediate implementation of proper input sanitization and parameterized queries throughout the application code. The fix involves ensuring that all user-supplied input, particularly the username parameter in login.php, undergoes rigorous validation and escaping before being incorporated into SQL statements. Organizations should also implement web application firewalls to detect and block suspicious SQL injection patterns, apply the latest security patches for myBloggie, and conduct comprehensive security testing to identify similar vulnerabilities in other components. This vulnerability aligns with ATT&CK technique T1190 which describes the use of SQL injection attacks to gain unauthorized access to databases, emphasizing the importance of proper input handling and query construction in preventing such exploits.