CVE-2008-7071 in Chipmunk Topsites
Summary
by MITRE
SQL injection vulnerability in authenticate.php in Chipmunk Topsites allows remote attackers to execute arbitrary SQL commands via the username parameter, related to login.php. NOTE: some of these details are obtained from third party information.
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Analysis
by VulDB Data Team • 11/11/2024
The CVE-2008-7071 vulnerability represents a critical sql injection flaw in the Chipmunk Topsites authentication system, specifically within the authenticate.php script. This vulnerability exposes the application to remote code execution attacks through improper input validation of the username parameter. The flaw occurs when user-supplied data is directly incorporated into sql query construction without adequate sanitization or parameterization, creating a pathway for malicious actors to manipulate database operations. The vulnerability is particularly concerning as it affects the core authentication mechanism of the topsites platform, potentially allowing attackers to bypass login controls and gain unauthorized access to administrative functions.
The technical implementation of this vulnerability stems from the application's failure to properly escape or validate user input before incorporating it into database queries. When the username parameter from login.php is processed by authenticate.php, the system performs direct string concatenation or interpolation into sql statements rather than utilizing prepared statements or proper input sanitization techniques. This violates fundamental secure coding practices and creates an environment where malicious sql payloads can be executed with the privileges of the database user account. The vulnerability aligns with CWE-89, which specifically addresses sql injection flaws, and represents a classic example of how insufficient input validation can lead to complete system compromise.
From an operational perspective, this vulnerability poses significant risks to organizations using Chipmunk Topsites, as it enables remote attackers to execute arbitrary sql commands against the underlying database. Attackers could potentially extract sensitive user data, modify database records, create new user accounts with administrative privileges, or even delete critical application data. The impact extends beyond simple data theft, as successful exploitation could lead to complete system compromise and serve as a stepping stone for further attacks within the network infrastructure. This vulnerability particularly affects web applications that handle user authentication and session management, making it a prime target for automated scanning tools and malicious actors seeking to establish persistent access to web applications.
Mitigation strategies for CVE-2008-7071 should focus on implementing proper input validation and parameterized queries throughout the application codebase. Organizations should immediately upgrade to patched versions of Chipmunk Topsites or implement custom code fixes that utilize prepared statements and proper sql parameterization techniques. The solution should include input sanitization routines that validate and filter all user-supplied data before processing, implementing proper error handling that does not expose database structure information, and establishing comprehensive monitoring for suspicious sql query patterns. Security measures should also incorporate regular vulnerability assessments and code reviews to identify similar flaws in other application components, aligning with ATT&CK technique T1190 for exploiting vulnerabilities in web applications and T1078 for legitimate credentials use. Additionally, network segmentation and web application firewalls should be deployed to limit the attack surface and detect anomalous sql traffic patterns that may indicate exploitation attempts.