CVE-2015-2900 in MEDCIN Engine
Summary
by MITRE
The AddUserFinding add_userfinding2 function in Medicomp MEDCIN Engine before 2.22.20153.226 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly have unspecified other impact via a crafted packet on port 8190.
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Analysis
by VulDB Data Team • 11/07/2024
The vulnerability identified as CVE-2015-2900 affects the Medicomp MEDCIN Engine software, specifically targeting the add_userfinding2 function within the AddUserFinding module. This issue exists in versions prior to 2.22.20153.226 and represents a critical security flaw that can be exploited remotely by attackers who send specially crafted packets to port 8190. The affected system operates as a medical imaging and reporting platform that processes clinical data, making this vulnerability particularly concerning within healthcare environments where system reliability and data integrity are paramount.
The technical nature of this vulnerability manifests as an out-of-bounds write condition that occurs when the add_userfinding2 function processes malformed input data. This type of flaw typically arises when a program writes data beyond the allocated memory boundaries of a buffer, potentially overwriting adjacent memory locations. The vulnerability specifically impacts the Medicomp MEDCIN Engine's handling of user finding data, which is used for medical record management and clinical reporting within healthcare facilities. The function fails to properly validate input parameters from incoming network packets, allowing attackers to craft malicious data that triggers memory corruption during processing.
The operational impact of this vulnerability extends beyond simple denial of service, as it could potentially lead to arbitrary code execution or other unspecified security consequences. When exploited, the out-of-bounds write condition can cause the MEDCIN Engine service to crash and restart, resulting in service disruption that may affect patient care workflows and medical record accessibility. Healthcare organizations relying on this system could experience critical downtime during peak usage periods, potentially delaying diagnostic procedures or clinical decision-making processes that depend on timely access to medical imaging data and reports.
From a cybersecurity perspective, this vulnerability aligns with CWE-787, which describes out-of-bounds write conditions in software systems. The attack vector specifically targets network services running on port 8190, making it susceptible to exploitation from external networks without requiring authentication. This weakness corresponds to ATT&CK technique T1499.004, which involves network disruption attacks that can cause denial of service conditions. Organizations should consider implementing network segmentation to isolate the affected system and monitoring for suspicious traffic patterns on port 8190. The vulnerability demonstrates the importance of proper input validation and memory management practices in medical device software, particularly in environments where system stability directly impacts patient safety and healthcare delivery operations.
Mitigation strategies should prioritize immediate patching of the MEDCIN Engine software to version 2.22.20153.226 or later, which contains the necessary fixes for the buffer overflow condition. Network administrators should implement firewall rules to restrict access to port 8190, limiting connections to trusted sources only while monitoring for anomalous traffic patterns. Additionally, organizations should conduct regular security assessments of their medical imaging systems and establish robust patch management procedures to ensure timely remediation of similar vulnerabilities. The affected systems should also be configured with intrusion detection systems capable of identifying and alerting on potential exploitation attempts targeting this specific vulnerability.