{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-114353",
        "assignerOrgId": "455daabc-a392-441d-aa46-37d35189897c",
        "state": "PUBLISHED",
        "assignerShortName": "NCSC.ch",
        "dateReserved": "2026-10-21T08:41:14.430Z",
        "datePublished": "2026-10-23T13:31:05.598Z",
        "dateUpdated": "2026-10-23T13:31:05.598Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "455daabc-a392-441d-aa46-37d35189897c",
                "shortName": "NCSC.ch",
                "dateUpdated": "2026-10-23T13:31:05.598Z"
            },
            "title": "DJI CrystalSky ZS600C USB-gadget backdoor allows root command execution",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-912",
                            "description": "CWE-912 Hidden Functionality",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "impacts": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "Unauthenticated root-level command execution over the USB serial interface."
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "DJI",
                    "product": "CrystalSky ZS600C",
                    "platforms": [
                        "Android"
                    ],
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0.3.9.7",
                            "lessThanOrEqual": "0.6.6.9",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Hidden functionality (undocumented backdoor) in the root-privileged 'assistant' daemon in DJI CrystalSky ZS600C firmware v0.3.9.7 through v0.6.6.9 on Android allows a physically-present attacker with USB access to execute arbitrary OS commands as root by sending the hard-coded magic string 'dji26656677' to the USB-gadget serial interface (/dev/ttyGS0), after which each subsequent line is passed to system().",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>Hidden functionality (undocumented backdoor) in the root-privileged 'assistant' daemon in DJI CrystalSky ZS600C firmware v0.3.9.7 through v0.6.6.9 on Android allows a physically-present attacker with USB access to execute arbitrary OS commands as root by sending the hard-coded magic string 'dji26656677' to the USB-gadget serial interface (/dev/ttyGS0), after which each subsequent line is passed to system().</p>"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://cyber-defence-campus.github.io/projects/vulnerabilities/CVE-2026-114353",
                    "name": "CVE-2026-114353",
                    "tags": [
                        "third-party-advisory"
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV4_0": {
                        "attackVector": "PHYSICAL",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "subConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "HIGH",
                        "subIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "HIGH",
                        "subAvailabilityImpact": "NONE",
                        "exploitMaturity": "NOT_DEFINED",
                        "Safety": "PRESENT",
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "valueDensity": "NOT_DEFINED",
                        "vulnerabilityResponseEffort": "NOT_DEFINED",
                        "providerUrgency": "NOT_DEFINED",
                        "version": "4.0",
                        "baseSeverity": "HIGH",
                        "baseScore": 7,
                        "vectorString": "CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/S:P"
                    }
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Llorenç Romá Alvarez, Security Researcher, Cyber Defence Campus, Switzerland",
                    "type": "finder"
                }
            ],
            "source": {
                "discovery": "EXTERNAL"
            },
            "x_generator": {
                "engine": "Vulnogram 1.0.5"
            }
        }
    }
}