{
    "id": "CVE-2006-6811",
    "published": "2006-12-29 11:28:00",
    "last_modified": "2026-06-16 22:33:51",
    "cvss_score": "6.5",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
    "cwe": "CWE-617",
    "description": "KsIRC 1.3.12 allows remote attackers to cause a denial of service (crash) via a long PRIVMSG string when connecting to an Internet Relay Chat (IRC) server, which causes an assertion failure and results in a NULL pointer dereference.  NOTE: this issue was originally reported as a buffer overflow.",
    "epss_score": "0.10568",
    "epss_percentile": "0.95634",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-28 18:17:05",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "kde",
            "product": "ksirc"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "3023",
            "title": "KsIRC 1.3.12 - 'PRIVMSG' Remote Buffer Overflow (PoC)",
            "date": "2006-12-26",
            "url": "https://www.exploit-db.com/exploits/3023"
        }
    ],
    "refs_list": [
        "http://osvdb.org/33443",
        "http://security.gentoo.org/glsa/glsa-200701-26.xml",
        "http://securitytracker.com/id?1017453",
        "http://www.addict3d.org/index.php?page=viewarticle&trace=0&type=security&ID=8468",
        "http://www.kde.org/info/security/advisory-20070109-1.txt",
        "http://www.mandriva.com/security/advisories?name=MDKSA-2007:009",
        "http://www.securityfocus.com/archive/1/456379/100/0/threaded",
        "http://www.securityfocus.com/bid/21790",
        "http://www.ubuntu.com/usn/usn-409-1",
        "http://www.vupen.com/english/advisories/2006/5199",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/31134",
        "https://issues.rpath.com/browse/RPL-922",
        "https://www.exploit-db.com/exploits/3023",
        "http://osvdb.org/33443",
        "http://security.gentoo.org/glsa/glsa-200701-26.xml",
        "http://securitytracker.com/id?1017453",
        "http://www.addict3d.org/index.php?page=viewarticle&trace=0&type=security&ID=8468",
        "http://www.kde.org/info/security/advisory-20070109-1.txt",
        "http://www.mandriva.com/security/advisories?name=MDKSA-2007:009",
        "http://www.securityfocus.com/archive/1/456379/100/0/threaded",
        "http://www.securityfocus.com/bid/21790",
        "http://www.ubuntu.com/usn/usn-409-1",
        "http://www.vupen.com/english/advisories/2006/5199",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/31134",
        "https://issues.rpath.com/browse/RPL-922"
    ]
}