{
    "id": "CVE-2020-0796",
    "published": "2020-03-12 16:15:15",
    "last_modified": "2026-08-12 05:17:28",
    "cvss_score": "10.0",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.",
    "epss_score": "0.99810",
    "epss_percentile": "0.99958",
    "kev": 1,
    "kev_due": "2022-08-10",
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:25:38",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2022-08-10."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows_10_1903"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10_1909"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_1903"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_1909"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2020-0796",
        "date_added": "2022-02-10",
        "due_date": "2022-08-10",
        "vendor": "Microsoft",
        "product": "SMBv3",
        "name": "Microsoft SMBv3 Remote Code Execution Vulnerability",
        "ransomware": 1
    },
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "48537",
            "title": "Microsoft Windows - 'SMBGhost' Remote Code Execution",
            "date": "2020-06-02",
            "url": "https://www.exploit-db.com/exploits/48537"
        },
        {
            "source": "exploit-db",
            "ref_id": "48267",
            "title": "Microsoft Windows 10 (1903/1909) - 'SMBGhost' SMB3.1.1 'SMB2_COMPRESSION_CAPABILITIES' Local Privilege Escalation",
            "date": "2020-03-30",
            "url": "https://www.exploit-db.com/exploits/48267"
        },
        {
            "source": "exploit-db",
            "ref_id": "48216",
            "title": "Microsoft Windows 10 (1903/1909) - 'SMBGhost' SMB3.1.1 'SMB2_COMPRESSION_CAPABILITIES' Buffer Overflow (PoC)",
            "date": "2020-03-14",
            "url": "https://www.exploit-db.com/exploits/48216"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html",
        "http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html",
        "http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html",
        "http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html",
        "http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html",
        "http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796",
        "http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html",
        "http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html",
        "http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html",
        "http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html",
        "http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html",
        "http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0796"
    ]
}