{
    "id": "CVE-2005-2871",
    "published": "2005-09-09 18:03:00",
    "last_modified": "2026-06-16 22:15:49",
    "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": "Buffer overflow in the International Domain Name (IDN) support in Mozilla Firefox 1.0.6 and earlier, and Netscape 8.0.3.3 and 7.2, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a hostname with all \"soft\" hyphens (character 0xAD), which is not properly handled by the NormalizeIDN call in nsStandardURL::BuildNormalizedSpec.",
    "epss_score": "0.21112",
    "epss_percentile": "0.97508",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-29 18:17:04",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "mozilla",
            "product": "firefox"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "1224",
            "title": "Mozilla Browsers - 0xAD (HOST:) Remote Heap Buffer Overrun (2)",
            "date": "2005-09-22",
            "url": "https://www.exploit-db.com/exploits/1224"
        }
    ],
    "refs_list": [
        "http://archives.neohapsis.com/archives/fulldisclosure/2005-09/0316.html",
        "http://marc.info/?l=full-disclosure&m=112624614008387&w=2",
        "http://secunia.com/advisories/16764",
        "http://secunia.com/advisories/16766",
        "http://secunia.com/advisories/16767",
        "http://secunia.com/advisories/17042",
        "http://secunia.com/advisories/17090",
        "http://secunia.com/advisories/17263",
        "http://secunia.com/advisories/17284",
        "http://securityreason.com/securityalert/83",
        "http://securitytracker.com/id?1014877",
        "http://www.ciac.org/ciac/bulletins/p-303.shtml",
        "http://www.debian.org/security/2005/dsa-837",
        "http://www.debian.org/security/2005/dsa-866",
        "http://www.debian.org/security/2005/dsa-868",
        "http://www.gentoo.org/security/en/glsa/glsa-200509-11.xml",
        "http://www.kb.cert.org/vuls/id/573857",
        "http://www.mandriva.com/security/advisories?name=MDKSA-2005:174",
        "http://www.mozilla.org/security/announce/mfsa2005-57.html",
        "http://www.osvdb.org/19255",
        "http://www.redhat.com/archives/fedora-legacy-announce/2006-January/msg00004.html",
        "http://www.redhat.com/support/errata/RHSA-2005-768.html",
        "http://www.redhat.com/support/errata/RHSA-2005-769.html",
        "http://www.redhat.com/support/errata/RHSA-2005-791.html",
        "http://www.securiteam.com/securitynews/5RP0B0UGVW.html"
    ]
}