{
    "id": "CVE-2015-2177",
    "published": "2015-03-07 02:59:09",
    "last_modified": "2026-06-17 00:23:42",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
    "cwe": "CWE-20",
    "description": "Siemens SIMATIC S7-300 CPU devices allow remote attackers to cause a denial of service (defect-mode transition) via crafted packets on (1) TCP port 102 or (2) Profibus.",
    "epss_score": "0.34680",
    "epss_percentile": "0.98374",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:19:51",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "siemens",
            "product": "simatic_s7-300_cpu"
        },
        {
            "vendor": "siemens",
            "product": "simatic_s7-300_cpu_firmware"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "44802",
            "title": "Siemens SIMATIC S7-300 CPU - Remote Denial of Service",
            "date": "2018-05-30",
            "url": "https://www.exploit-db.com/exploits/44802"
        }
    ],
    "refs_list": [
        "http://www.securityfocus.com/bid/72973",
        "http://www.securitytracker.com/id/1032040",
        "http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-987029.pdf",
        "https://cert-portal.siemens.com/productcert/pdf/ssa-987029.pdf",
        "https://ics-cert.us-cert.gov/advisories/ICSA-15-064-04",
        "https://www.exploit-db.com/exploits/44802/",
        "http://www.securityfocus.com/bid/72973",
        "http://www.securitytracker.com/id/1032040",
        "http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-987029.pdf",
        "https://cert-portal.siemens.com/productcert/pdf/ssa-987029.pdf",
        "https://ics-cert.us-cert.gov/advisories/ICSA-15-064-04",
        "https://www.exploit-db.com/exploits/44802/"
    ]
}