CVE-2018-10143 in Expedition Migration Tool
Summary
by MITRE
The Palo Alto Networks Expedition Migration tool 1.0.107 and earlier may allow an unauthenticated attacker with remote access to run system level commands on the device hosting this service/application.
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Analysis
by VulDB Data Team • 04/20/2020
The CVE-2018-10143 vulnerability affects the Palo Alto Networks Expedition Migration tool version 1.0.107 and earlier, representing a critical remote code execution flaw that exposes systems to unauthorized command injection attacks. This vulnerability specifically targets the migration tool's handling of user input within its web interface, creating a pathway for unauthenticated attackers to execute arbitrary system commands on the host device. The flaw stems from insufficient input validation and sanitization mechanisms within the application's processing pipeline, allowing malicious actors to manipulate the tool's behavior through crafted payloads.
The technical exploitation of this vulnerability involves sending specially crafted requests to the Expedition tool's web service endpoints, which then process these inputs without adequate security controls. When the tool receives malformed or malicious input, it fails to properly validate or sanitize the data before passing it to underlying system functions, creating a command injection vector. This vulnerability operates at the application level and leverages the tool's legitimate functionality to execute arbitrary code with the privileges of the service account running the migration tool. The lack of authentication requirements for exploitation means that any remote attacker with access to the tool's network interface can potentially compromise the host system.
From an operational impact perspective, this vulnerability poses severe risks to organizations using the Expedition migration tool for network device configuration management and migration processes. The remote code execution capability allows attackers to gain full system control over the device hosting the tool, potentially leading to data exfiltration, system compromise, and further lateral movement within the network infrastructure. Organizations may face significant operational disruption as attackers can manipulate migration processes, corrupt configuration data, or establish persistent access points within their network environments. The vulnerability is particularly concerning during migration activities when the tool is actively processing network configurations, as attackers can interfere with legitimate migration operations.
The vulnerability aligns with CWE-77 and CWE-94 categories, specifically addressing command injection flaws and improper input validation issues. According to the ATT&CK framework, this vulnerability maps to T1059.001 (Command and Scripting Interpreter: PowerShell) and T1059.007 (Command and Scripting Interpreter: Python) techniques, as attackers can leverage the tool's execution environment to run malicious commands. Organizations should implement immediate mitigations including upgrading to Expedition tool versions 1.0.108 or later, which contain patches addressing the input validation issues. Network segmentation and firewall rules should restrict access to the tool's web interface to authorized personnel only, while monitoring systems should be deployed to detect anomalous command execution patterns. Additionally, organizations should conduct thorough vulnerability assessments of all network migration tools and ensure regular patch management processes are in place to address similar security flaws across their infrastructure.