CVE-2023-24482 in COMOS
Summary
by MITRE • 02/14/2023
A vulnerability has been identified in COMOS V10.2 (All versions), COMOS V10.3.3.1 (All versions < V10.3.3.1.45), COMOS V10.3.3.2 (All versions < V10.3.3.2.33), COMOS V10.3.3.3 (All versions < V10.3.3.3.9), COMOS V10.3.3.4 (All versions < V10.3.3.4.6), COMOS V10.4.0.0 (All versions < V10.4.0.0.31), COMOS V10.4.1.0 (All versions < V10.4.1.0.32), COMOS V10.4.2.0 (All versions < V10.4.2.0.25). Cache validation service in COMOS is vulnerable to Structured Exception Handler (SEH) based buffer overflow. This could allow an attacker to execute arbitrary code on the target system or cause denial of service condition.
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Analysis
by VulDB Data Team • 03/12/2023
The vulnerability identified as CVE-2023-24482 affects multiple versions of COMOS software, a comprehensive asset management platform used in industrial environments. This critical security flaw resides within the cache validation service component of the software ecosystem, specifically targeting versions across the 10.2 through 10.4.2.0 release lines. The affected systems represent industrial control systems and asset management platforms that are widely deployed across manufacturing and process control environments where operational technology security is paramount for maintaining business continuity and safety protocols. The vulnerability manifests as a structured exception handler based buffer overflow, a classic yet dangerous flaw that has been categorized under CWE-121 as a buffer overflow condition. This type of vulnerability occurs when data written to a buffer exceeds the buffer's allocated size, potentially corrupting adjacent memory locations and allowing attackers to manipulate program execution flow.
The technical implementation of this vulnerability involves the exploitation of a structured exception handler mechanism within the cache validation service. When the application processes malformed input data through the cache validation functionality, the structured exception handler receives a buffer that exceeds its intended capacity, leading to memory corruption. This memory corruption can be leveraged by attackers to overwrite critical program execution data such as return addresses, function pointers, or exception handler structures. The exploitation pathway follows established attack patterns documented in the MITRE ATT&CK framework under the technique T1059.007 for command and script interpreter execution, where an attacker could potentially inject malicious code into the process memory space. The buffer overflow condition creates a situation where arbitrary code execution becomes possible, allowing attackers to gain unauthorized access to system resources and potentially escalate privileges within the industrial control environment.
The operational impact of this vulnerability extends beyond simple code execution capabilities, as it represents a significant threat to industrial control system integrity and operational availability. When exploited successfully, the vulnerability could lead to complete system compromise, allowing attackers to manipulate industrial processes, access sensitive operational data, or cause denial of service conditions that could disrupt critical manufacturing operations. The potential for cascading failures exists when industrial control systems are compromised, as these systems often operate in interconnected environments where a single point of failure can propagate throughout entire production facilities. Organizations using affected COMOS versions face the risk of unauthorized access to critical industrial assets, potential data exfiltration, and operational disruptions that could result in financial losses, safety hazards, or regulatory compliance violations. The vulnerability's impact is particularly concerning in environments where industrial systems are connected to enterprise networks, as it provides a potential entry point for attackers to move laterally within the operational technology infrastructure.
Mitigation strategies for CVE-2023-24482 should prioritize immediate patch management for all affected COMOS versions, with particular attention to the specific version thresholds mentioned in the vulnerability disclosure. Organizations should implement network segmentation to limit access to affected systems and employ robust access controls to prevent unauthorized users from reaching the vulnerable cache validation service. Additionally, regular security monitoring and intrusion detection systems should be configured to identify potential exploitation attempts targeting this specific vulnerability. The implementation of defense-in-depth strategies including application whitelisting, runtime application protection, and regular vulnerability assessments can help reduce the attack surface and improve overall security posture. System administrators should also consider implementing network access controls that restrict communication with the affected cache validation service to only trusted sources and monitor for unusual data patterns that might indicate exploitation attempts. Organizations should also conduct thorough risk assessments to understand their exposure and develop incident response procedures specifically tailored to address potential exploitation of this vulnerability in their industrial control environments.