{
    "id": "CVE-2011-3493",
    "published": "2011-09-16 14:28:13",
    "last_modified": "2026-06-16 23:33:21",
    "cvss_score": "10.0",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
    "cwe": "CWE-119",
    "description": "Multiple stack-based buffer overflows in the DH_OneSecondTick function in Cogent DataHub 7.1.1.63 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via long (1) domain, (2) report_domain, (3) register_datahub, or (4) slave commands.",
    "epss_score": "0.07991",
    "epss_percentile": "0.94599",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-03 18:17:10",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "cogentdatahub",
            "product": "cogent_datahub"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "17884",
            "title": "Cogent Datahub 7.1.1.63 - Remote Unicode Buffer Overflow",
            "date": "2011-09-22",
            "url": "https://www.exploit-db.com/exploits/17884"
        },
        {
            "source": "exploit-db",
            "ref_id": "17838",
            "title": "Cogent DataHub 7.1.1.63 - Stack Overflow",
            "date": "2011-09-14",
            "url": "https://www.exploit-db.com/exploits/17838"
        }
    ],
    "refs_list": [
        "http://aluigi.altervista.org/adv/cogent_1-adv.txt",
        "http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-03.pdf",
        "http://aluigi.altervista.org/adv/cogent_1-adv.txt",
        "http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-03.pdf"
    ]
}