CVE-2004-0728 in Systems Management Server
Summary
by MITRE
The Remote Control Client service in Microsoft s Systems Management Server (SMS) 2.50.2726.0 allows remote attackers to cause a denial of service (crash) via a data packet to TCP port 2702 that causes the server to read or write to an invalid memory address.
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Analysis
by VulDB Data Team • 07/12/2025
The vulnerability identified as CVE-2004-0728 represents a critical buffer overflow condition within the Remote Control Client service component of Microsoft Systems Management Server version 2.50.2726.0. This flaw exists in the handling of incoming network data packets specifically targeting TCP port 2702 which is utilized by the SMS remote control functionality. The vulnerability stems from inadequate input validation and memory management practices within the service implementation, creating an exploitable condition that allows remote attackers to manipulate the service through crafted data packets. The issue manifests as a lack of proper bounds checking when processing incoming data, enabling attackers to supply malformed input that triggers memory corruption during data processing operations.
The technical exploitation of this vulnerability occurs through the manipulation of network traffic directed to the designated TCP port 2702 where the Remote Control Client service listens for connections. When the service receives a specially crafted data packet, it fails to properly validate the packet contents before attempting to process or store the data in memory. This leads to memory access violations where the service attempts to read from or write to invalid memory addresses, causing the service to crash and terminate unexpectedly. The vulnerability is classified as a memory corruption issue that directly impacts the service stability and availability. According to CWE classification, this represents a CWE-121: Stack-based Buffer Overflow and CWE-125: Out-of-bounds Read, both of which are fundamental memory safety issues that have been extensively documented in cybersecurity literature and represent common attack vectors in enterprise environments.
The operational impact of this vulnerability extends beyond simple service disruption to encompass broader security implications for enterprise network management systems. When the Remote Control Client service crashes due to this vulnerability, it results in a denial of service condition that prevents authorized administrators from utilizing the remote control functionality of SMS for system management tasks. This disruption can severely impact IT operations and system maintenance activities, particularly in large enterprise environments where SMS is used for centralized management of multiple systems. The vulnerability affects the availability of critical management services and can potentially be exploited as part of larger attack campaigns targeting enterprise infrastructure. The attack vector is particularly concerning because it requires no authentication and can be executed remotely, making it accessible to any attacker with network access to the target system.
Mitigation strategies for CVE-2004-0728 should prioritize immediate patch deployment from Microsoft as the primary defense mechanism. Organizations must ensure that all systems running SMS 2.50.2726.0 are updated with the appropriate security patches released by Microsoft to address this vulnerability. Network segmentation and firewall configuration should be implemented to restrict access to TCP port 2702, limiting exposure to only trusted network segments and authorized personnel. Monitoring and logging should be enhanced to detect unusual patterns of traffic directed to the affected port, enabling early identification of potential exploitation attempts. The implementation of intrusion detection systems and network monitoring tools can provide additional layers of defense by identifying malicious traffic patterns associated with buffer overflow exploitation attempts. According to ATT&CK framework, this vulnerability maps to T1499.004: Endpoint Denial of Service, which emphasizes the importance of protecting critical services from remote exploitation. Organizations should also consider implementing network access controls and privileged access management to minimize the attack surface and reduce the likelihood of successful exploitation. The vulnerability serves as a reminder of the importance of maintaining up-to-date security patches and implementing proper network segmentation strategies to protect enterprise management infrastructure from remote attack vectors.