CVE-2026-69657 in CPTrans-ME-X
Summary
by MITRE • 09/04/2026
XING CPTrans-ME-X contains a Use of Default Password (CWE-1393). Anyone with the knowledge of the credential may log in to the affected device.
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Analysis
by VulDB Data Team • 09/04/2026
The vulnerability identified as CWE-1393, specifically affecting the XING CPTrans-ME-X system, represents a critical failure in authentication security mechanisms by relying on hardcoded or default credentials for administrative access. This flaw allows any individual with knowledge of these static passwords to bypass intended access controls and gain unauthorized entry into the device's management interface. In industrial control systems and specialized communication equipment like the XING CPTrans-ME-X, such vulnerabilities are particularly dangerous because they undermine the foundational principle of least privilege and expose critical infrastructure components to external threats without requiring complex exploitation techniques or zero-day exploits.
From a technical perspective, this issue stems from improper credential management during device manufacturing or initial configuration processes. Instead of enforcing unique, randomly generated passwords for each unit or mandating immediate password changes upon first login, the system retains factory-set credentials that are often documented in public manuals, datasheets, or online forums. This practice creates a predictable attack surface where adversaries can perform simple dictionary attacks or manual credential stuffing to authenticate successfully. The lack of enforcement mechanisms means that even if an administrator attempts to change the default password later, the initial state remains vulnerable until such changes are applied and verified across all instances of the device in deployment.
The operational impact of this vulnerability is severe, as it can lead to complete compromise of the affected system's confidentiality, integrity, and availability. An attacker gaining access through these default credentials may alter configuration settings, disrupt network traffic routing, or install malicious firmware updates that persistently backdoor the device. In environments where XING CPTrans-ME-X devices are used for secure data transmission or industrial monitoring, such unauthorized access could result in significant operational downtime, financial loss, and potential safety hazards if physical processes are manipulated. Furthermore, this vulnerability facilitates lateral movement within a network, allowing attackers to use compromised endpoints as pivot points to target more sensitive internal systems that may have stronger perimeter defenses but weaker endpoint security hygiene.
This type of weakness aligns with the MITRE ATT&CK framework technique T1078, which covers Valid Accounts and specifically includes Default Accounts when those accounts are known or easily guessable by adversaries. It also relates to CWE-256, Unprotected Storage of Credentials, if the default passwords are stored in a manner that allows easy retrieval, although the primary issue here is their predictable nature rather than storage method alone. The persistence of such vulnerabilities highlights gaps in secure development lifecycle practices and supply chain security assessments where vendors fail to enforce strong authentication policies by default.
To mitigate this risk, immediate remediation steps must be taken to replace all instances of default passwords with complex, unique credentials that meet current complexity requirements including length, character variety, and resistance to dictionary attacks. Organizations should implement automated configuration management tools to audit device settings regularly for compliance against security baselines that prohibit the use of known defaults. Additionally, network segmentation strategies should be employed to isolate these devices from general corporate networks, limiting the blast radius in case a compromise occurs. Regular vulnerability scanning focused on authentication weaknesses and enforcing multi-factor authentication where supported can further reduce the likelihood of successful exploitation by external actors seeking easy entry points into critical infrastructure systems.