{
    "id": "CVE-2009-1831",
    "published": "2009-05-29 22:30:00",
    "last_modified": "2026-06-16 23:08:08",
    "cvss_score": "9.3",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
    "cwe": "CWE-189",
    "description": "The Nullsoft Modern Skins Support module (gen_ff.dll) in Nullsoft Winamp before 5.552 allows remote attackers to execute arbitrary code via a crafted MAKI file, which triggers an incorrect sign extension, an integer overflow, and a stack-based buffer overflow.",
    "epss_score": "0.36337",
    "epss_percentile": "0.98436",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:08",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "nullsoft",
            "product": "winamp"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "21256",
            "title": "Winamp - MAKI Buffer Overflow (Metasploit)",
            "date": "2012-09-12",
            "url": "https://www.exploit-db.com/exploits/21256"
        },
        {
            "source": "exploit-db",
            "ref_id": "8783",
            "title": "Winamp 5.551 - MAKI Parsing Integer Overflow",
            "date": "2009-05-26",
            "url": "https://www.exploit-db.com/exploits/8783"
        },
        {
            "source": "exploit-db",
            "ref_id": "8767",
            "title": "Winamp 5.551 - MAKI Parsing Integer Overflow (PoC)",
            "date": "2009-05-22",
            "url": "https://www.exploit-db.com/exploits/8767"
        },
        {
            "source": "exploit-db",
            "ref_id": "8770",
            "title": "Winamp 5.55 - MAKI Script Universal Overwrite (SEH)",
            "date": "2009-05-22",
            "url": "https://www.exploit-db.com/exploits/8770"
        },
        {
            "source": "exploit-db",
            "ref_id": "8772",
            "title": "Winamp 5.55 - MAKI script Universal Integer Overflow",
            "date": "2009-05-22",
            "url": "https://www.exploit-db.com/exploits/8772"
        }
    ],
    "refs_list": [
        "http://vrt-sourcefire.blogspot.com/2009/05/winamp-maki-parsing-vulnerability.html",
        "http://www.securityfocus.com/bid/35052",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/50664",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15683",
        "https://www.exploit-db.com/exploits/8767",
        "https://www.exploit-db.com/exploits/8770",
        "https://www.exploit-db.com/exploits/8772",
        "https://www.exploit-db.com/exploits/8783",
        "http://vrt-sourcefire.blogspot.com/2009/05/winamp-maki-parsing-vulnerability.html",
        "http://www.securityfocus.com/bid/35052",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/50664",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15683",
        "https://www.exploit-db.com/exploits/8767",
        "https://www.exploit-db.com/exploits/8770",
        "https://www.exploit-db.com/exploits/8772",
        "https://www.exploit-db.com/exploits/8783"
    ]
}