{
    "id": "CVE-2009-2534",
    "published": "2009-07-20 17:30:57",
    "last_modified": "2026-06-16 23:09:39",
    "cvss_score": "5.0",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
    "cwe": "CWE-20",
    "description": "RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allow remote attackers to cause a denial of service (daemon crash) via an RTSP SETUP request that (1) specifies the / URI or (2) lacks a / character in the URI.",
    "epss_score": "0.08827",
    "epss_percentile": "0.95023",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-28 18:17:08",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "realnetworks",
            "product": "helix_server"
        },
        {
            "vendor": "realnetworks",
            "product": "helix_server_mobile"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "9198",
            "title": "Real Helix DNA - 'RTSP' / 'SETUP' Request Handler",
            "date": "2009-07-17",
            "url": "https://www.exploit-db.com/exploits/9198"
        }
    ],
    "refs_list": [
        "http://docs.real.com/docs/security/SecurityUpdate071409HS.pdf",
        "http://osvdb.org/55982",
        "http://www.coresecurity.com/content/real-helix-dna",
        "http://www.exploit-db.com/exploits/9198",
        "http://www.securityfocus.com/archive/1/505083/100/0/threaded",
        "http://www.securityfocus.com/bid/35732",
        "http://www.vupen.com/english/advisories/2009/1947",
        "http://docs.real.com/docs/security/SecurityUpdate071409HS.pdf",
        "http://osvdb.org/55982",
        "http://www.coresecurity.com/content/real-helix-dna",
        "http://www.exploit-db.com/exploits/9198",
        "http://www.securityfocus.com/archive/1/505083/100/0/threaded",
        "http://www.securityfocus.com/bid/35732",
        "http://www.vupen.com/english/advisories/2009/1947"
    ]
}