{
    "id": "CVE-2003-0166",
    "published": "2003-04-02 05:00:00",
    "last_modified": "2026-06-16 22:01:40",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
    "cwe": null,
    "description": "Integer signedness error in emalloc() function for PHP before 4.3.2 allow remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via negative arguments to functions such as (1) socket_recv, (2) socket_recvfrom, and possibly other functions.",
    "epss_score": "0.14122",
    "epss_percentile": "0.96471",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-02 18:17:04",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "php",
            "product": "php"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "22425",
            "title": "PHP 4.x - 'socket_recv()' Signed Integer Memory Corruption",
            "date": "2003-03-26",
            "url": "https://www.exploit-db.com/exploits/22425"
        },
        {
            "source": "exploit-db",
            "ref_id": "22426",
            "title": "PHP 4.x - 'socket_recvfrom()' Signed Integer Memory Corruption",
            "date": "2003-03-26",
            "url": "https://www.exploit-db.com/exploits/22426"
        },
        {
            "source": "exploit-db",
            "ref_id": "22419",
            "title": "PHP 4.3 - 'socket_iovec_alloc()' Integer Overflow",
            "date": "2003-03-25",
            "url": "https://www.exploit-db.com/exploits/22419"
        }
    ],
    "refs_list": [
        "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000691",
        "http://marc.info/?l=bugtraq&m=104869828526885&w=2",
        "http://marc.info/?l=bugtraq&m=104878100719467&w=2",
        "http://marc.info/?l=bugtraq&m=104931415307111&w=2",
        "http://www.securityfocus.com/bid/7197",
        "http://www.securityfocus.com/bid/7198",
        "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000691",
        "http://marc.info/?l=bugtraq&m=104869828526885&w=2",
        "http://marc.info/?l=bugtraq&m=104878100719467&w=2",
        "http://marc.info/?l=bugtraq&m=104931415307111&w=2",
        "http://www.securityfocus.com/bid/7197",
        "http://www.securityfocus.com/bid/7198"
    ]
}