CVE-2025-45057 D‑Link CVE debrief

Who should care

Security teams and administrators responsible for managing D-Link DI-8300 devices should be aware of this vulnerability and take necessary steps to mitigate it. This vulnerability can be exploited by attackers to cause a Denial of Service (DoS), which can have significant impacts on the availability of affected systems.

Technical summary

The vulnerability is caused by a buffer overflow in the ip_position_asp function of D-Link DI-8300 v16.07.26A1. The function does not properly validate user input, allowing attackers to inject malicious data and cause a buffer overflow. This can lead to a Denial of Service (DoS) condition, making the affected system unavailable. The CVSS vector for this vulnerability is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H, indicating a high severity.

Defensive priority

High

Recommended defensive actions

• Review and apply vendor patches or updates to address the vulnerability
• Implement network segmentation to limit the spread of the vulnerability
• Monitor system logs for suspicious activity
• Conduct regular vulnerability assessments and penetration testing
• Consider implementing compensating controls, such as intrusion detection and prevention systems

Evidence notes

The CVE record and NVD detail provide information on the vulnerability, including its CVSS score and vector. The vendor advisory and product information are also available. However, the exact scope of affected systems and potential impact on the organization are not clear. Further investigation and risk assessment are necessary to determine the potential impact and prioritize mitigation efforts.

Official resources