{
    "id": "CVE-2002-0083",
    "published": "2002-03-15 05:00:00",
    "last_modified": "2026-06-16 21:56:44",
    "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-193",
    "description": "Off-by-one error in the channel code of OpenSSH 2.0 through 3.0.2 allows local users or remote malicious servers to gain privileges.",
    "epss_score": "0.14688",
    "epss_percentile": "0.96555",
    "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": "conectiva",
            "product": "linux"
        },
        {
            "vendor": "engardelinux",
            "product": "secure_linux"
        },
        {
            "vendor": "immunix",
            "product": "immunix"
        },
        {
            "vendor": "mandrakesoft",
            "product": "mandrake_linux"
        },
        {
            "vendor": "mandrakesoft",
            "product": "mandrake_linux_corporate_server"
        },
        {
            "vendor": "mandrakesoft",
            "product": "mandrake_single_network_firewall"
        },
        {
            "vendor": "openbsd",
            "product": "openssh"
        },
        {
            "vendor": "openpkg",
            "product": "openpkg"
        },
        {
            "vendor": "redhat",
            "product": "linux"
        },
        {
            "vendor": "suse",
            "product": "suse_linux"
        },
        {
            "vendor": "trustix",
            "product": "secure_linux"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "21314",
            "title": "OpenSSH 2.x/3.0.1/3.0.2 - Channel Code Off-by-One",
            "date": "2002-03-07",
            "url": "https://www.exploit-db.com/exploits/21314"
        }
    ],
    "refs_list": [
        "ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:13.openssh.asc",
        "ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2002-004.txt.asc",
        "ftp://stage.caldera.com/pub/security/openserver/CSSA-2002-SCO.10/CSSA-2002-SCO.10.txt",
        "ftp://stage.caldera.com/pub/security/openunix/CSSA-2002-SCO.11/CSSA-2002-SCO.11.txt",
        "http://archives.neohapsis.com/archives/bugtraq/2002-03/0108.html",
        "http://archives.neohapsis.com/archives/vulnwatch/2002-q1/0060.html",
        "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000467",
        "http://marc.info/?l=bugtraq&m=101552065005254&w=2",
        "http://marc.info/?l=bugtraq&m=101553908201861&w=2",
        "http://marc.info/?l=bugtraq&m=101561384821761&w=2",
        "http://marc.info/?l=bugtraq&m=101586991827622&w=2",
        "http://online.securityfocus.com/advisories/3960",
        "http://online.securityfocus.com/archive/1/264657",
        "http://www.calderasystems.com/support/security/advisories/CSSA-2002-012.0.txt",
        "http://www.debian.org/security/2002/dsa-119",
        "http://www.iss.net/security_center/static/8383.php",
        "http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-019.php",
        "http://www.linuxsecurity.com/advisories/other_advisory-1937.html",
        "http://www.novell.com/linux/security/advisories/2002_009_openssh_txt.html",
        "http://www.openbsd.org/advisories/ssh_channelalloc.txt",
        "http://www.osvdb.org/730",
        "http://www.redhat.com/support/errata/RHSA-2002-043.html",
        "http://www.securityfocus.com/bid/4241",
        "ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:13.openssh.asc",
        "ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2002-004.txt.asc"
    ]
}