CVE-2008-0261 in Mambo
Summary
by MITRE
Unspecified vulnerability in the search component and module in Mambo 4.5.x and 4.6.x allows remote attackers to cause a denial of service (query flood) via unspecified vectors.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 03/02/2018
The vulnerability identified as CVE-2008-0261 represents a critical denial of service weakness within the Mambo content management system versions 4.5.x and 4.6.x. This issue resides within the search functionality component and module, which serves as a fundamental feature for user content discovery and navigation within the platform. The unspecified nature of the attack vectors suggests that multiple pathways exist for exploitation, making the vulnerability particularly concerning for system administrators who must protect against various potential attack surfaces. The vulnerability classification aligns with CWE-400, which encompasses unspecified vulnerabilities related to resource exhaustion and denial of service conditions that can severely impact system availability and user access to services.
The technical flaw manifests through query flood mechanisms that can overwhelm the search component's processing capabilities, leading to system resource exhaustion and subsequent denial of service conditions. This type of vulnerability operates at the application layer, specifically targeting the database query execution process that occurs when users perform searches within the Mambo interface. Attackers can craft malicious search queries that either consume excessive computational resources or generate an overwhelming number of database requests, effectively preventing legitimate users from accessing the search functionality or causing the entire system to become unresponsive. The operational impact extends beyond simple service disruption as the flood of queries can cause cascading failures within the application's database connections and memory allocation mechanisms, potentially affecting other system components that rely on the same underlying resources.
From an operational perspective, this vulnerability presents significant risks to organizations relying on Mambo 4.5.x and 4.6.x platforms, particularly those with high traffic volumes or mission-critical content management requirements. The remote nature of the attack means that threat actors can exploit the vulnerability without requiring physical access to the system or prior authentication credentials, making it an attractive target for automated exploitation campaigns. The attack vector likely involves crafting specially designed search parameters that trigger inefficient query processing or recursive database operations, which can be amplified through botnets or automated scanning tools to maximize impact. This vulnerability directly maps to ATT&CK technique T1499.004, which describes network denial of service attacks that exhaust resources, and represents a classic example of how search functionality can become a gateway for system compromise when not properly secured against malicious input.
Organizations affected by this vulnerability should implement immediate mitigations including input validation controls that limit the complexity and frequency of search queries, rate limiting mechanisms to prevent query flooding, and database query optimization to reduce the computational overhead of search operations. The implementation of web application firewalls can provide additional protection by monitoring and filtering malicious search patterns before they reach the vulnerable components. System administrators should also consider implementing database query timeouts and connection pooling limits to prevent resource exhaustion attacks from overwhelming the system's capacity to handle legitimate requests. Regular updates and patches should be prioritized to address this vulnerability, as the unspecified nature of the vectors suggests that attackers may develop new exploitation techniques over time, making proactive defense measures essential for maintaining system availability and protecting against potential cascading failures that could impact broader organizational operations.