CVE-2025-26473: High Vulnerability in Outback Power Mojave Inverter

CVE-2025-26473 is a high-severity vulnerability affecting the Outback Power Mojave Inverter, classified as a security risk due to its exposure of sensitive information. The vulnerability arises from the use of the GET method for transmitting sensitive data, which can potentially be intercepted. With a CVSS score of 8.7, this vulnerability poses a significant threat to organizations utilizing the affected devices.

The urgency for organizations to address this vulnerability cannot be overstated. Risk to organizations includes unauthorized access to sensitive information, which can lead to severe consequences, including data breaches and loss of customer trust. Organizations should prioritize patching immediately to mitigate these risks.

As of now, no public exploits have been confirmed, and the vulnerability is not listed in the Known Exploited Vulnerabilities (KEV) catalog. However, the potential for exploitation remains high, making it imperative that organizations take swift action to secure their systems.

The vulnerability was published on February 13, 2025, and has been classified with a high severity level. Organizations should remain vigilant and ensure they are running the latest firmware versions to protect against potential threats.

Vulnerability Details

The Mojave Inverter uses the GET method for sensitive information, which could allow unauthorized parties to access sensitive data without proper authentication. This vulnerability is classified under CWE-598, indicating improper use of the GET method for sensitive information transmission.

With a CVSS score of 8.7, this vulnerability is categorized as high severity, emphasizing its potential impact on confidentiality, as it allows high confidentiality impact while having no integrity or availability impacts. The affected product is the Mojave Inverter OGHI8048A firmware from Outback Power.

The vulnerability was disclosed on February 13, 2025, and it is crucial for organizations to stay informed about the status of their systems and apply necessary updates.

Technical Analysis

The root cause of CVE-2025-26473 lies in the inappropriate handling of sensitive data through the GET method. Attackers may leverage this vulnerability to intercept sensitive information transmitted over the network. The attack vector is classified as network-based, with low complexity and no privileges required for exploitation.

This means that attackers can potentially exploit this vulnerability remotely without needing any prior access to the system. There is no requirement for user interaction, which increases the risk profile of this vulnerability.

In terms of impact, the confidentiality of the information handled by the Mojave Inverter could be compromised, leading to unauthorized access to potentially sensitive data. However, there are no integrity or availability impacts associated with this vulnerability.

Risk & Impact Analysis

The real-world risk associated with CVE-2025-26473 is significant, especially for organizations that rely on the Mojave Inverter for critical operations. Risk to organizations includes exposure of sensitive information that could lead to data breaches, regulatory penalties, and damage to reputation.

Given the high CVSS score of 8.7, the urgency for remediation is classified as high. Organizations should address this vulnerability in their priority patch cycle to minimize potential exposure and protect sensitive data.

In terms of blast radius, the ability for attackers to exploit this vulnerability could have far-reaching consequences, especially if sensitive information is compromised or exploited for further attacks.

Exploitation Status

Affected Versions

The affected version is the Mojave Inverter OGHI8048A firmware. Organizations should ensure they are running the latest firmware versions to mitigate this vulnerability. If version information is unavailable, it is advisable to consider all versions prior to the vendor's patch as affected.

Mitigation & Remediation

Organizations should prioritize patching immediately. Outback Power has not yet released a patch specifically addressing this vulnerability. Therefore, organizations should monitor for updates and apply any firmware updates as soon as they become available.

If a patch is unavailable, organizations may consider implementing network controls to restrict access to the Mojave Inverter from untrusted sources. Additionally, configuration hardening can be applied to limit exposure to sensitive information.

Organizations should also invest in continuous penetration testing to identify similar weaknesses in their systems, ensuring robust security posture.

Detection Guidance

To detect potential exploitation attempts related to CVE-2025-26473, organizations should monitor network logs for unusual GET requests that access sensitive information. Additionally, behavioral anomalies in application usage should be investigated.

System changes, especially those involving configurations or access controls, should also be closely monitored to identify any unauthorized modifications.

AppSecure Threat Intelligence Insight

The long-term significance of CVE-2025-26473 highlights the need for secure data transmission practices, particularly in devices handling sensitive information. Organizations should take this incident as a lesson to adopt stricter controls around the usage of HTTP methods for sensitive data.

Security teams should implement comprehensive assessments to evaluate the exposure of their systems to similar vulnerabilities. Emphasizing the importance of secure coding practices and regular security testing can significantly reduce the risks associated with data exposure.

For organizations using the Mojave Inverter, collaborative efforts in vulnerability management can enhance overall security posture. Engaging in continuous security testing, such as continuous penetration testing, can help in identifying and addressing similar weaknesses proactively.