CVE-2004-2449 in Roger Wilco Graphical Server
Summary
by MITRE
Roger Wilco 1.4.1.6 and earlier or Roger Wilco Base Station 0.30a and earlier allows remote attackers to cause a denial of service (application crash) via a long, malformed UDP datagram.
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Analysis
by VulDB Data Team • 01/12/2025
The vulnerability identified as CVE-2004-2449 affects Roger Wilco voice communication software versions 1.4.1.6 and earlier, as well as Roger Wilco Base Station versions 0.30a and earlier. This represents a classic buffer overflow condition that occurs when the application fails to properly validate input data received through UDP protocol connections. The flaw specifically manifests when malformed UDP datagrams containing excessively long data payloads are transmitted to the vulnerable system, causing the application to crash and become unavailable to legitimate users. This type of vulnerability falls under the category of improper input validation and memory corruption issues that have been consistently documented in cybersecurity literature and classified under CWE-121 for buffer overflow conditions.
The technical implementation of this vulnerability exploits the lack of proper bounds checking in the UDP packet processing code within the Roger Wilco applications. When a UDP datagram exceeds the expected buffer size allocated by the application, the system attempts to write data beyond the allocated memory boundaries, resulting in memory corruption that ultimately leads to application termination. This behavior aligns with the ATT&CK framework's T1499.004 technique for network denial of service attacks, where adversaries leverage protocol-level vulnerabilities to disrupt service availability. The vulnerability demonstrates a fundamental weakness in the software's defensive programming practices, particularly in handling network input without adequate sanitization or size validation mechanisms.
From an operational perspective, this vulnerability presents a significant risk to organizations relying on Roger Wilco for voice communication services, as remote attackers can easily exploit this weakness to disrupt critical communication channels. The impact extends beyond simple service interruption since voice communication systems are often integral to business operations, emergency response systems, and collaborative environments where availability is paramount. The vulnerability's remote exploitability means that attackers do not require physical access or local privileges to cause disruption, making it particularly dangerous in networked environments where UDP traffic is commonly transmitted. Organizations using these vulnerable versions face potential business disruption, loss of productivity, and potential security implications if the denial of service attack is part of a larger coordinated assault.
Mitigation strategies for this vulnerability should focus on immediate software updates to versions that address the buffer overflow condition through proper input validation and memory management practices. System administrators should implement network segmentation to limit UDP traffic exposure and consider deploying network access control lists that filter malformed packets before they reach vulnerable systems. The implementation of intrusion detection systems capable of identifying malformed UDP traffic patterns can provide early warning of potential exploitation attempts. Additionally, organizations should conduct regular vulnerability assessments to identify similar buffer overflow conditions in other network applications and establish robust patch management procedures to ensure timely deployment of security updates. The remediation process should also include network monitoring to detect unusual UDP traffic patterns that might indicate exploitation attempts, as recommended by industry best practices for preventing denial of service attacks.