CVE-2004-2707 in Gyach Enhanced
Summary
by MITRE
Multiple unspecified vulnerabilities in Gyach Enhanced (Gyach-E) before 1.0.5 have unknown impact and attack vectors related to "several security flaws," probably related to buffer overflows in HTTP server responses.
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Analysis
by VulDB Data Team • 07/19/2017
The vulnerability identified as CVE-2004-2707 affects Gyach Enhanced (Gyach-E) version 1.0.4 and earlier, representing a critical security weakness in web application software designed for network monitoring and analysis. This vulnerability class falls under the broader category of buffer overflow issues that can potentially compromise system integrity and availability. The affected software operates as an HTTP server component that processes network traffic and responses, making it a prime target for exploitation. The unspecified nature of the vulnerabilities suggests multiple attack surfaces within the application's codebase that could be leveraged by malicious actors. These security flaws likely stem from inadequate input validation and memory management practices that were prevalent in software development during the early 2000s era. The lack of specific details in the original CVE description indicates that the vulnerability was discovered through security research rather than public exploitation, highlighting the importance of proactive vulnerability assessment in legacy systems.
The technical flaw manifests in the HTTP server response handling mechanisms of Gyach-E, where buffer overflow conditions can occur when processing malformed or excessively long HTTP responses from network devices. This type of vulnerability typically occurs when the application attempts to write more data into a fixed-length buffer than it can accommodate, leading to memory corruption and potential code execution. The buffer overflow conditions are particularly dangerous because they can be triggered through carefully crafted HTTP server responses that exploit the software's insufficient bounds checking. According to CWE classification, this vulnerability aligns with CWE-121, which describes stack-based buffer overflow conditions, and potentially CWE-122, which covers heap-based buffer overflows. The attack vectors likely involve sending specially crafted HTTP responses to the vulnerable server that cause memory corruption, potentially allowing remote attackers to execute arbitrary code or cause denial of service conditions. The vulnerability's impact is amplified by the fact that HTTP server responses are fundamental to network communication, making the attack surface relatively broad and accessible.
The operational impact of CVE-2004-2707 extends beyond simple system compromise, affecting the overall security posture of networks that utilize Gyach-E for monitoring purposes. When exploited, these buffer overflow vulnerabilities can lead to complete system takeover, data exfiltration, or service disruption that affects network administrators and end users. The vulnerability particularly threatens environments where network monitoring is critical, as attackers could manipulate the monitoring data or gain unauthorized access to network infrastructure. Organizations using legacy software like Gyach-E face significant risk exposure, especially when these systems are deployed in production environments without proper security controls. The vulnerability's classification as unspecified makes it particularly dangerous because it can be exploited through multiple attack paths, making detection and prevention more challenging. According to ATT&CK framework, this vulnerability maps to techniques involving buffer overflow exploitation and remote code execution, which are commonly used in advanced persistent threat campaigns targeting network infrastructure. The long timeframe between vulnerability discovery and patch availability suggests that many organizations may still be running vulnerable versions, creating extended attack windows for threat actors.
Mitigation strategies for CVE-2004-2707 require immediate action to upgrade to Gyach-E version 1.0.5 or later, which contains the necessary security patches to address the buffer overflow conditions. System administrators should implement network segmentation to limit access to vulnerable systems and deploy intrusion detection systems to monitor for exploitation attempts. The security community recommends disabling unnecessary HTTP server functionality and implementing strict input validation on all network traffic to prevent exploitation. Organizations should conduct comprehensive vulnerability assessments to identify all instances of the affected software and ensure proper patch management procedures are in place. Additionally, implementing network monitoring solutions that can detect anomalous HTTP traffic patterns may help identify exploitation attempts before they succeed. The vulnerability underscores the importance of maintaining current software versions and the risks associated with running legacy network monitoring tools. Security controls should include regular security audits, network traffic analysis, and proper incident response procedures to handle potential exploitation attempts. Organizations must also consider the broader implications of using outdated network monitoring tools, as these systems often lack modern security features and may contain multiple unpatched vulnerabilities.