{
    "id": "CVE-2005-0468",
    "published": "2005-05-02 04:00:00",
    "last_modified": "2026-06-16 22:11:09",
    "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": "Heap-based buffer overflow in the env_opt_add function in telnet.c for various BSD-based Telnet clients allows remote attackers to execute arbitrary code via responses that contain a large number of characters that require escaping, which consumers more memory than allocated.",
    "epss_score": "0.27073",
    "epss_percentile": "0.97986",
    "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": "ncsa",
            "product": "telnet"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "25303",
            "title": "Multiple Vendor Telnet Client - Env_opt_add Heap Buffer Overflow",
            "date": "2005-03-28",
            "url": "https://www.exploit-db.com/exploits/25303"
        }
    ],
    "refs_list": [
        "ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:01.telnet.asc",
        "ftp://patches.sgi.com/support/free/security/advisories/20050405-01-P",
        "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000962",
        "http://secunia.com/advisories/14745",
        "http://secunia.com/advisories/17899",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-26-101665-1",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-26-101671-1",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-26-57755-1",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-26-57761-1",
        "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2005-001-telnet.txt",
        "http://www.debian.de/security/2005/dsa-731",
        "http://www.debian.org/security/2005/dsa-703",
        "http://www.idefense.com/application/poi/display?id=221&type=vulnerabilities",
        "http://www.kb.cert.org/vuls/id/341908",
        "http://www.mandriva.com/security/advisories?name=MDKSA-2005:061",
        "http://www.redhat.com/support/errata/RHSA-2005-327.html",
        "http://www.redhat.com/support/errata/RHSA-2005-330.html",
        "http://www.securityfocus.com/bid/12919",
        "http://www.ubuntulinux.org/usn/usn-224-1",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9640",
        "ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:01.telnet.asc",
        "ftp://patches.sgi.com/support/free/security/advisories/20050405-01-P",
        "http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000962",
        "http://secunia.com/advisories/14745",
        "http://secunia.com/advisories/17899"
    ]
}