CVE-2004-1708 in Webbsyte Chat
Summary
by MITRE
Webbsyte Chat 0.9.0 allows remote attackers to cause a denial of service (crash) via a large number of connections.
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Analysis
by VulDB Data Team • 07/07/2017
The vulnerability identified as CVE-2004-1708 affects Webbsyte Chat version 0.9.0, a web-based instant messaging application that was prevalent in the early 2000s. This particular flaw represents a classic denial of service vulnerability that exploits the application's handling of network connections. The vulnerability manifests when remote attackers flood the system with an excessive number of simultaneous connections, ultimately leading to application instability and system crash. This type of vulnerability falls under the category of resource exhaustion attacks where the attacker leverages the application's insufficient connection management mechanisms to overwhelm its capacity to handle legitimate requests.
The technical root cause of this vulnerability stems from inadequate input validation and connection handling within the Webbsyte Chat application. When multiple concurrent connections are established, the software fails to properly manage the connection pool or implement connection rate limiting mechanisms. This allows the application to consume excessive system resources such as memory and file descriptors, eventually leading to a complete system failure. The flaw operates at the network layer where the application does not enforce proper connection limits or implement connection throttling, making it susceptible to connection flooding attacks. This vulnerability directly maps to CWE-400, which classifies "Uncontrolled Resource Consumption" as a weakness where software fails to properly manage resource allocation and deallocation, leading to system instability.
The operational impact of this vulnerability extends beyond simple service disruption to potentially compromise the entire hosting environment. When exploited successfully, the denial of service attack can render the chat application completely inaccessible to legitimate users, effectively shutting down communication services. The attack requires minimal technical expertise to execute, making it particularly dangerous as it can be carried out by adversaries with limited knowledge of advanced exploitation techniques. In a broader security context, this vulnerability demonstrates how legacy applications often lack proper security controls that were not considered during their initial development phases. The impact is particularly severe in environments where the chat application serves as a critical communication channel for business operations, as the service disruption can cascade into broader operational failures.
Mitigation strategies for CVE-2004-1708 should focus on both immediate defensive measures and long-term architectural improvements. Network-level protections such as implementing connection rate limiting at the firewall or load balancer level can help prevent excessive connections from reaching the vulnerable application. The application should be configured with connection limits and proper timeout mechanisms to automatically terminate idle or excessive connections. System administrators should also consider implementing intrusion detection systems that can identify and alert on unusual connection patterns that may indicate an ongoing attack. From a defensive perspective, this vulnerability aligns with ATT&CK technique T1498, which describes "Network Denial of Service" where adversaries consume network resources to prevent legitimate use of services. The most effective long-term solution involves upgrading to a newer version of the software that includes proper connection management and resource allocation controls, as the original version lacks fundamental security features that would prevent such resource exhaustion attacks. Organizations should also implement comprehensive monitoring to detect abnormal connection patterns and establish incident response procedures specifically designed to handle denial of service scenarios.