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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Comet KVM", "source": "cna", "vendor": "GL-iNet"}, "product": "comet_kvm", "vendor": "gl-inet"}], "analysis": {"en": {"generated_at": "2026-03-23T20:30:18.481321+00:00", "value": {"mitigation_remediation": ["Check the device firmware version; if it is older than 1.8.2, update the firmware immediately.", "Restrict access to the firmware upload interface to trusted administrators only.", "Verify the authenticity of the update server and ensure it has not been compromised.", "Monitor the device for abnormal update activity and enforce strict integrity checks on future firmware images."], "summary": {"action": "Immediate Patch", "impact": "Remote Code Execution"}, "threat_synthesis": {"affected_systems": "The issue affects GL\u2011iNet's Comet KVM product before firmware version 1.8.2. Devices running these older releases are susceptible. Personal or enterprise networks that deploy the GL\u2011RM1 model without updating are at risk.", "description_and_impact": "The vulnerability arises because the KVM firmware update process on GL-iNet Comet (GL\u2011RM1) does not adequately verify the authenticity of uploaded firmware. An attacker can modify the firmware image and its accompanying MD5 checksum, causing the device to accept a malicious payload. This flaw enables arbitrary code execution or complete device takeover once the firmware is installed.", "risk_and_exploitability": "With a CVSS score of 7 the vulnerability is considered high severity. The EPSS score is below 1% and the flaw is not listed as a known exploited vulnerability by CISA, suggesting a low exploitation likelihood in the wild. Nonetheless, an attacker who has network access or can engineer a Man\u2011in\u2011the\u2011Middle position against the device's update mechanism can supply the forged firmware. The consequent compromise would grant full control over the router and expose the surrounding network."}}}}, "created": "2026-03-18T12:13:13.426781+00:00", "updated": "2026-03-24T10:49:08.104682+00:00", "vendors": ["gl-inet", "gl-inet$PRODUCT$comet_kvm"]}