CVE-2025-11292 in F9K1015
Summary
by MITRE • 10/05/2025
A weakness has been identified in Belkin F9K1015 1.00.10. Affected is an unknown function of the file /goform/formBSSetSitesurvey. Executing a manipulation of the argument wan_ipaddr can lead to command injection. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 02/25/2026
The vulnerability identified in Belkin F9K1015 version 1.00.10 represents a critical command injection flaw within the device's web interface administration system. This weakness exists in the /goform/formBSSetSitesurvey endpoint, which processes user input through the wan_ipaddr parameter without proper sanitization or validation. The affected function appears to be part of the router's wireless site survey functionality, which allows network administrators to analyze wireless network conditions and device connectivity. When an attacker manipulates the wan_ipaddr argument, the system fails to properly validate the input, creating an opportunity for arbitrary command execution within the router's operating environment.
This vulnerability operates under the Common Weakness Enumeration framework as CWE-77, which specifically addresses command injection flaws where untrusted data is incorporated into system commands without proper validation or escaping. The attack vector is particularly concerning because it can be executed remotely without requiring authentication, making it accessible to any attacker with network access to the device. The exploitation process likely involves crafting malicious input that gets directly passed to underlying shell commands, potentially allowing attackers to execute arbitrary code with the privileges of the web server process. This creates a significant risk for network compromise, as successful exploitation could enable attackers to gain full control over the router's functionality, modify network configurations, or establish persistent access points within the network infrastructure.
The operational impact of this vulnerability extends beyond simple device compromise, as it provides attackers with potential access to the entire network ecosystem managed by the Belkin router. Network administrators may be unaware of the compromise, especially since the attack can be launched silently and remotely without requiring physical access to the device. The lack of vendor response to early disclosure attempts compounds the risk, leaving users without official patches or mitigation guidance during an extended period of vulnerability exposure. This scenario creates a dangerous environment where the public exploit availability increases the probability of widespread exploitation, potentially affecting numerous network infrastructures that rely on this particular router model for wireless connectivity management.
Effective mitigation strategies should focus on immediate network segmentation and access control measures to limit potential attack surfaces. Organizations should implement network monitoring solutions to detect anomalous traffic patterns that might indicate exploitation attempts, particularly around the affected endpoint. The most critical immediate action involves disabling unnecessary web management interfaces when not actively required, implementing strong firewall rules that restrict access to the router's administrative ports, and ensuring that all network devices have updated firmware versions. Additionally, network administrators should consider deploying intrusion detection systems that can identify suspicious command execution patterns and establish network-based access controls that limit remote administrative access to trusted IP ranges only. The absence of vendor response underscores the importance of proactive security measures and maintaining awareness of third-party security advisories that may not be immediately addressed by device manufacturers.