{
    "id": "CVE-2002-0639",
    "published": "2002-07-03 04:00:00",
    "last_modified": "2026-06-16 21:57:50",
    "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-190",
    "description": "Integer overflow in sshd in OpenSSH 2.9.9 through 3.3 allows remote attackers to execute arbitrary code during challenge response authentication (ChallengeResponseAuthentication) when OpenSSH is using SKEY or BSD_AUTH authentication.",
    "epss_score": "0.18288",
    "epss_percentile": "0.97144",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-03 18:17:03",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 18.3% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "openbsd",
            "product": "openssh"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-030.0.txt",
        "http://archives.neohapsis.com/archives/bugtraq/2002-06/0335.html",
        "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000502",
        "http://marc.info/?l=bugtraq&m=102514371522793&w=2",
        "http://marc.info/?l=bugtraq&m=102514631524575&w=2",
        "http://marc.info/?l=bugtraq&m=102521542826833&w=2",
        "http://www.cert.org/advisories/CA-2002-18.html",
        "http://www.debian.org/security/2002/dsa-134",
        "http://www.iss.net/security_center/static/9169.php",
        "http://www.kb.cert.org/vuls/id/369347",
        "http://www.linuxsecurity.com/advisories/other_advisory-2177.html",
        "http://www.mandrakesoft.com/security/advisories?name=MDKSA-2002:040",
        "http://www.osvdb.org/6245",
        "http://www.securityfocus.com/bid/5093",
        "http://www1.itrc.hp.com/service/cki/docDisplay.do?docId=HPSBUX0206-195",
        "https://twitter.com/RooneyMcNibNug/status/1152332585349111810",
        "https://web.archive.org/web/20080622172542/www.iss.net/threats/advise123.html",
        "ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-030.0.txt",
        "http://archives.neohapsis.com/archives/bugtraq/2002-06/0335.html",
        "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000502",
        "http://marc.info/?l=bugtraq&m=102514371522793&w=2",
        "http://marc.info/?l=bugtraq&m=102514631524575&w=2",
        "http://marc.info/?l=bugtraq&m=102521542826833&w=2",
        "http://www.cert.org/advisories/CA-2002-18.html",
        "http://www.debian.org/security/2002/dsa-134"
    ]
}