CVE-2008-3052 in Sql Frontend Extension
Summary
by MITRE
Unspecified vulnerability in the SQL Frontend (mh_omsqlio) extension 1.0.11 and earlier for TYPO3 allows remote attackers to cause a denial of service via unknown vectors.
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Analysis
by VulDB Data Team • 11/24/2017
The vulnerability identified as CVE-2008-3052 resides within the SQL Frontend extension known as mh_omsqlio version 1.0.11 and earlier implementations running on the TYPO3 content management platform. This represents a critical security flaw that affects the core database interaction mechanisms of the extension, potentially allowing malicious actors to disrupt service availability without direct authentication or authorization. The unspecified nature of the vulnerability vectors suggests that the underlying issue may involve multiple attack surfaces within the extension's database query processing or input handling components.
The technical flaw manifests through insufficient validation and sanitization of input parameters that flow into SQL query execution contexts within the TYPO3 environment. When the mh_omsqlio extension processes user-supplied data, it fails to adequately filter or escape special characters that could be interpreted as SQL syntax elements, creating potential pathways for malformed queries to be executed against the underlying database system. This vulnerability classifies under CWE-89, SQL Injection, which represents one of the most prevalent and dangerous categories of web application vulnerabilities according to the CWE hierarchy. The extension's failure to properly implement input validation and output encoding creates an environment where attackers can manipulate database operations through crafted input sequences.
The operational impact of this vulnerability extends beyond simple data integrity concerns to encompass complete service disruption capabilities. Remote attackers can leverage the vulnerability to execute arbitrary SQL commands against the database, potentially leading to data corruption, unauthorized data access, or complete system compromise. The denial of service aspect indicates that attackers can cause the targeted TYPO3 system to become unresponsive or crash entirely, effectively preventing legitimate users from accessing the website or application services. This vulnerability particularly affects web applications that rely heavily on database-driven content management, making it a prime target for attackers seeking to disrupt business operations.
Organizations utilizing TYPO3 systems with the affected mh_omsqlio extension should immediately implement mitigation strategies focusing on input validation and parameterized query execution. The recommended approach involves upgrading to the latest available version of the extension where the vulnerability has been patched, or implementing proper input sanitization mechanisms that prevent malicious SQL sequences from being processed. Security measures should include the implementation of web application firewalls that can detect and block suspicious SQL injection patterns, along with comprehensive monitoring of database query logs for anomalous activity. Additionally, the principle of least privilege should be enforced by ensuring database accounts used by the TYPO3 application have minimal required permissions to reduce the potential impact of successful exploitation. This vulnerability demonstrates the critical importance of maintaining up-to-date third-party components and implementing robust security testing procedures to identify and remediate potential attack vectors before they can be exploited in real-world scenarios. The ATT&CK framework categorizes this vulnerability under the T1190 - Exploit Public-Facing Application technique, emphasizing the need for comprehensive application security testing and vulnerability management processes.