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CVE-2025-0432: Medium Vulnerability in EWON Flexy 202

A medium-severity vulnerability exists in the EWON Flexy 202, allowing user credentials to be transmitted in clear text. Organizations must address this issue to prevent potential exposure of sensitive information.

MEDIUMCVSS 6.9 · Published January 28, 2025

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The CVE-2025-0432 affects the EWON Flexy 202, a device commonly used in industrial settings. This vulnerability allows user credentials to be transmitted in clear text with no encryption when a user is added or when user credentials are changed via its webpage. With a CVSS score of 6.9, this vulnerability is classified as medium severity. The potential impact is significant as it could lead to unauthorized access to sensitive user information.

Risk to organizations includes the exposure of user credentials, which could be exploited by attackers to gain unauthorized access to the EWON Flexy 202. This risk is compounded by the fact that credentials are not protected during transmission, making it easier for attackers to intercept this information. Organizations should prioritize patching immediately to mitigate this vulnerability.

As of now, there are no known exploits or public proofs of concept associated with this vulnerability. However, the nature of the vulnerability introduces real-world risks, particularly for organizations that utilize EWON Flexy 202 devices in their operations. Addressing this issue should be part of the immediate security measures.

Organizations using the affected devices should act promptly to implement the necessary mitigations as part of their security protocols.

Vulnerability Details

The vulnerability is characterized by the transmission of user credentials in clear text, which poses a significant risk as it facilitates potential unauthorized access. The official CVE description notes, 'EWON Flexy 202 transmits user credentials in clear text with no encryption when a user is added, or user credentials are changed via its webpage.'

With a CVSS score of 6.9, the vulnerability is deemed medium severity. The attack vector is classified as adjacent, indicating that an attacker must have some level of local network access to exploit the vulnerability. The attack complexity is low, and no privileges are required to execute the attack, making it more accessible for potential attackers.

The vulnerability's confidentiality impact is rated as high, indicating a significant risk to the confidentiality of user information. However, there is no impact reported on integrity or availability.

Technical Analysis

The root cause of the vulnerability lies in the lack of encryption for user credentials during transmission. This design flaw allows attackers with adjacent network access to intercept sensitive information easily. The attack vector is primarily through the device's web interface, where users interact to add or change user credentials.

The attack complexity is low, meaning that the steps required to exploit this vulnerability do not require advanced skills or resources. No privileges are required, and user interaction is passive, making it easier for attackers to exploit the vulnerability without needing the direct involvement of end-users.

Given the high confidentiality impact, organizations utilizing the EWON Flexy 202 must take immediate action to mitigate this vulnerability to prevent the unauthorized access and exposure of sensitive user credentials.

Risk & Impact Analysis

The exposure of user credentials poses a significant threat to organizations using the EWON Flexy 202. Attackers who successfully exploit this vulnerability could gain unauthorized access to sensitive information, leading to potential data breaches and subsequent reputational damage. The blast radius could extend to all users of the affected device, amplifying the risk.

Given the medium severity rating and the potential impacts, organizations should address this vulnerability in their priority patch cycle. The current absence of known exploits does not mitigate the risk, as the nature of the vulnerability makes it a prime target for attackers.

Organizations should prioritize patching immediately to ensure the security of their systems and protect user credentials from potential interception.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

As of the current information, all versions of the EWON Flexy 202 prior to vendor patch are affected by this vulnerability. Organizations using these devices should confirm their version and apply the necessary updates provided by the vendor.

Mitigation & Remediation

To mitigate the risk associated with CVE-2025-0432, organizations should immediately apply any available patches or updates from the vendor. In cases where the patch is unavailable, organizations should implement workarounds such as restricting access to the device's web interface from untrusted networks.

Additionally, configuration hardening should be performed to ensure that only authorized users can access sensitive functionalities. Organizations are encouraged to conduct a thorough security assessment of their EWON Flexy 202 devices and consider implementing continuous penetration testing to identify potential vulnerabilities.

For more comprehensive security measures, organizations can explore options for penetration testing services which can help identify additional vulnerabilities and enhance overall security posture.

Detection Guidance

Organizations should monitor logs for any unauthorized access attempts to the EWON Flexy 202 web interface. Behavioral anomalies such as unusual access patterns or failed login attempts may indicate an active attempt to exploit this vulnerability.

Network signatures can also be established to detect any abnormal patterns of traffic directed towards the device. Additionally, organizations should be vigilant about system changes and regularly review configurations to ensure compliance with security policies.

AppSecure Threat Intelligence Insight

The vulnerability highlighted by CVE-2025-0432 reflects a critical issue in the design of user authentication processes. This case underscores the necessity for manufacturers to prioritize secure coding practices to prevent such vulnerabilities.

Organizations must recognize that vulnerabilities of this nature can lead to significant security incidents if left unaddressed. As technology evolves, the importance of regular security assessments and the implementation of best practices cannot be overstated.

To stay informed about security trends and improve defense mechanisms, organizations should consider adopting a comprehensive vulnerability management program that includes continuous monitoring and regular updates to security protocols.

Implementing such programs not only helps in mitigating risks but also aligns organizations with regulatory compliance and industry standards.

For further insights into effective security practices, organizations can explore topics related to penetration testing methodology and the importance of proactive security measures.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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