CVE-2009-4232 in Com Kide
Summary
by MITRE
The Kide Shoutbox (com_kide) component 0.4.6 for Joomla! does not properly perform authentication, which allows remote attackers to post messages with an arbitrary account name via an insertar action to index.php. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
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Analysis
by VulDB Data Team • 12/26/2017
The vulnerability identified as CVE-2009-4232 affects the Kide Shoutbox component version 0.4.6 within the Joomla platform. The vulnerability resides in the component's handling of user authentication mechanisms, specifically failing to validate user credentials before allowing message posting operations. This weakness creates a pathway for malicious actors to exploit the system's trust model and inject content using unauthorized accounts.
The technical implementation of this vulnerability stems from insufficient input validation and authentication checks within the component's index.php file. When attackers submit data through the insertar action parameter, the system fails to verify whether the requesting user possesses legitimate authorization to post messages. This authentication failure allows unauthorized users to craft requests that appear to originate from any valid account within the system, effectively bypassing the normal user verification process. The flaw operates at the application layer and leverages the component's lack of proper session validation and user identity verification mechanisms.
The operational impact of this vulnerability extends beyond simple message posting capabilities, as it enables attackers to manipulate the shoutbox functionality in ways that can compromise system integrity and user trust. Remote attackers can post malicious content, spam the shoutbox with unwanted messages, or potentially use this as a stepping stone for more sophisticated attacks. The vulnerability also poses risks to user privacy and system reputation, as unauthorized content can be displayed to legitimate users without their knowledge. This type of flaw can facilitate social engineering attacks or serve as a vector for spreading malware through deceptive message content.
From a cybersecurity perspective, this vulnerability aligns with CWE-287 which addresses improper authentication issues in software systems. The flaw demonstrates a classic case of insufficient authorization checks that violates fundamental security principles. According to ATT&CK framework, this vulnerability would map to techniques involving privilege escalation and command execution through web application interfaces. Organizations using affected Joomla! installations face increased risk of data integrity compromise and potential further system infiltration. The vulnerability's remote exploitability makes it particularly dangerous as attackers can leverage it without requiring physical access to the system or local network presence.
Mitigation strategies should focus on immediate component updates or patches provided by the Joomla installations are running patched versions of the Kide Shoutbox component or consider disabling the component entirely until proper updates are implemented. Additional protective measures include implementing web application firewalls, monitoring for suspicious activity in shoutbox functionality, and conducting thorough security audits of all third-party components. Regular vulnerability assessments and security monitoring should be maintained to identify similar authentication bypass issues in other installed components. The incident underscores the importance of maintaining up-to-date security patches and conducting comprehensive security reviews of all third-party software integrated into web applications.