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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.00.10"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "F9K1015", "source": "cna", "vendor": "Belkin"}, "product": "f9k1015", "vendor": "belkin"}], "analysis": {"en": {"generated_at": "2026-04-06T09:20:31.457718+00:00", "value": {"mitigation_remediation": ["Apply a vendor\u2011supplied firmware patch or update to a version where formSetFirewall is fixed.", "If a patch is not immediately available, block or restrict access to the /goform/formSetFirewall endpoint using an external firewall or ACL.", "Monitor network traffic for unusual POST or GET requests targeting /goform/formSetFirewall.", "Verify firmware version after update to confirm the vulnerability is mitigated.", "Maintain up\u2011to\u2011date documentation of device configurations to enable rapid recovery in case of compromise."], "summary": {"action": "Immediate Patch", "impact": "Remote Code Execution"}, "threat_synthesis": {"affected_systems": "The affected product is the Belkin F9K1015 router running firmware 1.00.10. No other versions are listed, so only this build is confirmed vulnerable.", "description_and_impact": "A stack\u2011based buffer overflow exists in the formSetFirewall routine of the Belkin F9K1015 firmware 1.00.10. Manipulation of the webpage argument can corrupt the stack and lead to arbitrary code execution or an application crash. The vulnerability can be triggered from outside the device over the network, exposing the system to full compromise of confidentiality, integrity, and availability.", "risk_and_exploitability": "The CVSS score of 8.7 classifies the issue as high severity. The publicly available exploit demonstrates that attackers can remotely trigger the overflow without prerequisites. While no EPSS score is provided and the vulnerability is not listed in CISA\u2019s KEV catalog, the remote execution vector and high severity warrant urgent attention."}}}}, "created": "2026-04-06T20:15:03.176356+00:00", "updated": "2026-04-06T21:47:20.093258+00:00", "vendors": ["belkin", "belkin$PRODUCT$f9k1015"]}