CVE-2019-18299 in SPPA-T3000 MS3000 Migration Server
Summary
by MITRE
A vulnerability has been identified in SPPA-T3000 MS3000 Migration Server (All versions). An attacker with network access to the MS3000 Server can trigger a Denial-of-Service condition by sending specifically crafted packets to port 5010/tcp. This vulnerability is independent from CVE-2019-18290, CVE-2019-18291, CVE-2019-18292, CVE-2019-18294, CVE-2019-18298, CVE-2019-18300, CVE-2019-18301, CVE-2019-18302, CVE-2019-18303, CVE-2019-18304, CVE-2019-18305, CVE-2019-18306, and CVE-2019-18307. Please note that an attacker needs to have network access to the MS3000 in order to exploit this vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known.
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Analysis
by VulDB Data Team • 03/11/2024
The vulnerability identified in CVE-2019-18299 represents a critical denial-of-service condition affecting the SPPA-T3000 MS3000 Migration Server across all supported versions. This weakness specifically targets the server's network communication protocol implementation on port 5010/tcp, where malicious actors can exploit a flaw in packet processing to disrupt service availability. The affected system operates within industrial control environments where continuous operation is paramount for process automation and monitoring systems. The vulnerability's classification as a remote code execution risk stems from the fact that network access alone is sufficient to trigger the denial-of-service condition, making it particularly concerning for operational technology infrastructure that typically operates in isolated network segments.
Technical analysis reveals that the flaw manifests through improper handling of specially crafted network packets sent to the designated TCP port 5010. This vulnerability falls under the CWE-129 weakness category, which encompasses issues related to improper validation of input boundaries and buffer overflows that can lead to system instability. The attack vector requires an attacker to possess network connectivity to the target MS3000 server, but does not necessitate authentication credentials or elevated privileges, making it accessible to a broader range of threat actors. The independent nature of this vulnerability, separate from multiple related CVEs including CVE-2019-18290 through CVE-2019-18307, indicates a distinct code path within the migration server implementation that requires specific attention during patch development and deployment.
The operational impact of this vulnerability extends beyond simple service disruption, as it can potentially compromise the integrity of industrial process control systems that rely on continuous communication between migration servers and control equipment. Organizations utilizing SPPA-T3000 MS3000 systems face significant risk of production downtime, operational inefficiencies, and potential safety hazards if process automation systems become unavailable due to this denial-of-service condition. The vulnerability's exploitation does not require sophisticated tools or advanced technical knowledge, as the attack can be executed through standard network packet crafting techniques that are readily available to threat actors. This characteristic makes the vulnerability particularly dangerous in environments where security monitoring may not detect unusual network traffic patterns or where traditional network security controls may not adequately protect industrial control systems from such attacks.
Mitigation strategies for CVE-2019-18299 should prioritize network segmentation and access control implementation to restrict unauthorized network access to port 5010/tcp on MS3000 servers. Organizations should implement firewall rules and access control lists that limit connections to this specific port to authorized network segments only, preventing remote exploitation attempts from external networks. Network monitoring solutions should be configured to detect unusual traffic patterns on port 5010, including unexpected packet sequences or malformed data that could indicate exploitation attempts. The ATT&CK framework categorizes this vulnerability under the T1499.004 technique for network denial-of-service, emphasizing the importance of implementing robust network security controls and intrusion detection systems. System administrators should also consider implementing network access control protocols and regular security assessments to identify potential attack vectors and ensure proper network segmentation. The vulnerability's independent status suggests that patching or mitigation efforts should focus specifically on the migration server component without requiring coordinated updates to other related systems, though comprehensive security assessments should evaluate the overall industrial control environment for similar weaknesses.