Missing Authentication for Critical Function vulnerability in Anritsu Remote Spectrum Monitor_CVE-2026-3356

{
    "lastseen": "",
    "description": "The MS27102A Remote Spectrum Monitor is vulnerable to an authentication bypass that allows unauthorized users to access and manipulate its management interface. Because the device provides no mechanism to enable or configure authentication, the issue is inherent to its design rather than a deployment error.",
    "published": "2026-03-31T18:40:17.359Z",
    "modified": "2026-04-01T13:43:44.724Z",
    "type": "cve",
    "title": "Missing Authentication for Critical Function vulnerability in Anritsu Remote Spectrum Monitor",
    "source": "icscert",
    "references": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-090-01",
    "id": "CVE-2026-3356",
    "bulletinFamily": "",
    "cwe": [
        "CWE-306"
    ],
    "cvelist": null,
    "sourceData": "Anritsu Remote Spectrum Monitor MS27100A All versions\nAnritsu Remote Spectrum Monitor MS27101A All versions\nAnritsu Remote Spectrum Monitor MS27102A All versions\nAnritsu Remote Spectrum Monitor MS27103A All versions",
    "sourceHref": "",
    "cvss": {
        "score": 9.3,
        "severity": "CRITICAL",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Remote Spectrum Monitor MS27100A",
    "version": "All versions",
    "vendor": "Anritsu",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}