CVE-2008-6134 in EveryBlog
Summary
by MITRE
SQL injection vulnerability in EveryBlog 5.x and 6.x, a module for Drupal, allows remote attackers to execute arbitrary SQL commands via unspecified vectors.
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Analysis
by VulDB Data Team • 10/28/2018
The CVE-2008-6134 vulnerability represents a critical sql injection flaw within the EveryBlog module for Drupal versions 5.x and 6.x, constituting a significant security weakness that enables remote attackers to execute arbitrary sql commands. This vulnerability falls under the common weakness enumeration category CWE-89 which specifically addresses sql injection vulnerabilities, making it a well-documented and severe class of security flaw that has plagued web applications for decades. The EveryBlog module, designed to provide blog functionality within the Drupal content management system, contained insufficient input validation and output encoding mechanisms that allowed malicious actors to manipulate sql query structures through crafted input parameters.
The technical exploitation of this vulnerability occurs through unspecified vectors that typically involve manipulation of user-supplied data passed to sql queries within the module's codebase. Attackers can construct malicious sql payloads that bypass normal input sanitization measures, allowing them to inject additional sql commands that execute with the privileges of the web application's database user. This flaw particularly affects the module's handling of user-provided parameters in database queries, where inadequate parameterization or improper escaping of special characters enables attackers to alter the intended sql execution flow. The vulnerability's impact extends beyond simple data theft to include complete database compromise, privilege escalation, and potential lateral movement within the affected system's network infrastructure.
From an operational standpoint, this vulnerability poses severe risks to organizations running affected Drupal installations, as it provides attackers with direct access to backend databases containing sensitive information such as user credentials, personal data, and application configuration details. The remote nature of the attack means that exploitation can occur from anywhere on the internet without requiring physical access to the target system, making it particularly dangerous for web applications that are publicly accessible. Security professionals should note that the vulnerability affects widely deployed versions of Drupal, meaning that numerous websites and web applications were potentially exposed to this risk. The exploitation of such vulnerabilities often results in data breaches, service disruption, and compliance violations that can lead to significant financial and reputational damage.
The recommended mitigations for CVE-2008-6134 include immediate upgrading of the EveryBlog module to patched versions that implement proper input validation and parameterized queries, along with comprehensive security auditing of the affected Drupal installations. Organizations should implement web application firewalls and input validation rules to detect and block suspicious sql injection patterns, while also ensuring that database users have minimal required privileges to limit potential damage from successful exploitation. According to the mitre attack framework, this vulnerability would likely map to the execution and privilege escalation tactics, where attackers first establish command execution capabilities and then attempt to elevate their access levels within the compromised system. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in other modules and components of the Drupal platform, as sql injection vulnerabilities often manifest in multiple locations within complex web applications. The vulnerability also underscores the importance of maintaining updated security practices and following secure coding guidelines that emphasize proper sql query construction and input sanitization techniques.