{
    "id": "CVE-2003-0899",
    "published": "2003-11-03 05:00:00",
    "last_modified": "2026-06-16 22:03:09",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-131",
    "description": "Buffer overflow in defang in libhttpd.c for thttpd 2.21 to 2.23b1 allows remote attackers to execute arbitrary code via requests that contain '<' or '>' characters, which trigger the overflow when the characters are expanded to \"&lt;\" and \"&gt;\" sequences.",
    "epss_score": "0.22187",
    "epss_percentile": "0.97603",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:03",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "acme",
            "product": "thttpd"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "23305",
            "title": "thttpd 2.2x - 'defang' Remote Buffer Overflow (PoC)",
            "date": "2003-10-27",
            "url": "https://www.exploit-db.com/exploits/23305"
        },
        {
            "source": "exploit-db",
            "ref_id": "23306",
            "title": "thttpd 2.2x - 'defang' Remote Buffer Overflow",
            "date": "2003-10-27",
            "url": "https://www.exploit-db.com/exploits/23306"
        }
    ],
    "refs_list": [
        "http://marc.info/?l=bugtraq&m=106729188224252&w=2",
        "http://secunia.com/advisories/10092",
        "http://www.osvdb.org/2729",
        "http://www.securityfocus.com/bid/8906",
        "http://www.texonet.com/advisories/TEXONET-20030908.txt",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/13530",
        "https://www.debian.org/security/2003/dsa-396",
        "http://marc.info/?l=bugtraq&m=106729188224252&w=2",
        "http://secunia.com/advisories/10092",
        "http://www.osvdb.org/2729",
        "http://www.securityfocus.com/bid/8906",
        "http://www.texonet.com/advisories/TEXONET-20030908.txt",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/13530",
        "https://www.debian.org/security/2003/dsa-396"
    ]
}