CVE-2018-10142 in Expedition Migration Tool
Summary
by MITRE
The Expedition Migration tool 1.0.106 and earlier may allow an unauthenticated attacker to enumerate files on the operating system.
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Analysis
by VulDB Data Team • 04/15/2020
The CVE-2018-10142 vulnerability affects the Expedition Migration tool version 1.0.106 and earlier, presenting a significant security risk through unauthorized file enumeration capabilities. This tool, designed for network device migration and configuration management, contains a flaw that allows unauthenticated attackers to discover and list files within the underlying operating system without requiring valid credentials or access permissions. The vulnerability stems from insufficient input validation and inadequate access controls within the tool's file handling mechanisms, creating an attack surface that can be exploited by malicious actors to gather sensitive information about the target system's file structure.
The technical implementation of this vulnerability involves improper handling of file system requests within the Expedition Migration tool's web interface or command-line utilities. Attackers can craft specific requests that bypass authentication mechanisms and traverse the file system to retrieve directory listings or file names from arbitrary locations on the server. This enumeration capability can reveal critical system information including configuration files, database structures, and potentially sensitive data stored in accessible directories. The flaw represents a classic case of inadequate access control and improper input sanitization that aligns with CWE-200, which addresses information exposure through improper error handling and access control mechanisms.
The operational impact of this vulnerability extends beyond simple information gathering, as it provides attackers with valuable reconnaissance data that can be used to plan more sophisticated attacks. Once an attacker has enumerated the file system, they can identify potential targets for further exploitation such as configuration files containing database credentials, backup files with sensitive information, or system files that may contain vulnerabilities. This reconnaissance phase can significantly reduce the time and effort required for subsequent attack stages, making the initial enumeration capability particularly dangerous. The vulnerability affects organizations using legacy versions of the Expedition Migration tool, which may be deployed in enterprise environments where network segmentation and access controls are not properly implemented.
Security practitioners should immediately assess their environments for the presence of affected Expedition Migration tool versions and implement appropriate mitigations. The most effective immediate response involves upgrading to the latest available version of the tool that contains patches for this vulnerability. Organizations should also implement network segmentation and access controls to limit exposure of the tool to untrusted networks. Additionally, monitoring for suspicious file enumeration activities and implementing web application firewalls can help detect and prevent exploitation attempts. This vulnerability demonstrates the importance of proper access control implementation and input validation in security tools, aligning with ATT&CK technique T1083 for discovering files and directories and T1566 for social engineering through reconnaissance. The flaw underscores the critical need for security testing and vulnerability assessment of all network management and migration tools, particularly those that interact with file systems or handle sensitive configuration data. Organizations should also consider implementing automated patch management processes to ensure timely deployment of security updates and prevent exploitation of known vulnerabilities in widely used network tools.