CVE-2008-6690 in Nd Antispam
Summary
by MITRE
Unspecified vulnerability in nepa-design.de Spam Protection (nd_antispam) extension 1.0.3 for TYPO3 allows remote attackers to modify configuration via unknown vectors.
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Analysis
by VulDB Data Team • 12/08/2017
The vulnerability identified as CVE-2008-6690 affects the nepa-design.de Spam Protection extension version 1.0.3 for the TYPO3 content management system. This represents a critical security flaw that falls under the category of unspecified vulnerability, indicating that the exact technical mechanism enabling the compromise has not been fully disclosed in the initial reporting. The vulnerability specifically enables remote attackers to modify configuration settings within the extension, potentially allowing unauthorized modification of spam protection parameters. This type of vulnerability is particularly concerning in web application security contexts as it directly impacts the integrity of system configurations and can lead to complete compromise of the protection mechanisms that the extension is designed to provide.
The technical nature of this vulnerability suggests a lack of proper input validation and access control mechanisms within the nd_antispam extension. The unspecified vectors indicate that attackers may exploit various pathways to achieve configuration modification, potentially including parameter manipulation, session hijacking, or other attack vectors that bypass normal access controls. The vulnerability exists within the TYPO3 ecosystem, which means it operates within the context of a complex web application framework that handles numerous user interactions and data processing operations. This creates multiple potential attack surfaces where an attacker could leverage the unspecified vectors to gain unauthorized access to configuration modification capabilities.
From an operational impact perspective, this vulnerability could allow attackers to completely disable or manipulate the spam protection mechanisms that the extension provides. This would expose the TYPO3 website to increased spam attacks, potential injection attacks, and other malicious activities that the extension was specifically designed to prevent. The remote nature of the attack means that an attacker does not need physical access to the system or local network privileges to exploit this vulnerability, making it particularly dangerous in internet-facing environments. The configuration modification capability could also be used to establish persistence mechanisms, redirect traffic, or alter security settings in ways that could compound the initial compromise.
Security practitioners should approach this vulnerability with immediate attention due to its potential for remote exploitation and configuration modification capabilities. The lack of specific details about the attack vectors makes it particularly challenging to implement targeted mitigations, but the general principle of least privilege should be applied to all extension configurations. Organizations should implement comprehensive monitoring of configuration changes and establish robust access control measures for TYPO3 extensions. The vulnerability aligns with CWE-284 (Improper Access Control) and potentially CWE-79 (Cross-Site Scripting) depending on the specific attack vectors involved. According to ATT&CK framework, this vulnerability would map to T1078 (Valid Accounts) and T1566 (Phishing) as attackers might leverage compromised accounts to exploit this weakness, and T1059 (Command and Scripting Interpreter) if the configuration modifications enable command execution capabilities. The recommended mitigations include immediate patching of the extension, implementing network segmentation, establishing strict access controls, and conducting thorough security audits of all installed TYPO3 extensions to identify similar vulnerabilities.