{
    "id": "CVE-2008-0610",
    "published": "2008-02-06 12:00:00",
    "last_modified": "2026-06-16 22:49:59",
    "cvss_score": "9.3",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
    "cwe": "CWE-119",
    "description": "Stack-based buffer overflow in the ClientConnection::NegotiateProtocolVersion function in vncviewer/ClientConnection.cpp in vncviewer for UltraVNC 1.0.2 and 1.0.4 before 01252008, when in LISTENING mode or when using the DSM plugin, allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a modified size value.",
    "epss_score": "0.38757",
    "epss_percentile": "0.98539",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:15:59",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "ultravnc",
            "product": "ultravnc"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "18666",
            "title": "UltraVNC 1.0.2 Client - 'vncviewer.exe' Remote Buffer Overflow (Metasploit)",
            "date": "2012-03-26",
            "url": "https://www.exploit-db.com/exploits/18666"
        }
    ],
    "refs_list": [
        "http://forum.ultravnc.info/viewtopic.php?t=11850",
        "http://secunia.com/advisories/28747",
        "http://sourceforge.net/project/shownotes.php?release_id=571174&group_id=63887",
        "http://ultravnc.svn.sourceforge.net/viewvc/ultravnc/UltraVNC%20Project%20Root/UltraVNC/vncviewer/ClientConnection.cpp?sortby=date&r1=169&r2=168&pathrev=169",
        "http://www.exploit-db.com/exploits/18666",
        "http://www.kb.cert.org/vuls/id/721460",
        "http://www.securityfocus.com/bid/27561",
        "http://www.securitytracker.com/id?1019293",
        "http://www.vupen.com/english/advisories/2008/0392",
        "http://forum.ultravnc.info/viewtopic.php?t=11850",
        "http://secunia.com/advisories/28747",
        "http://sourceforge.net/project/shownotes.php?release_id=571174&group_id=63887",
        "http://ultravnc.svn.sourceforge.net/viewvc/ultravnc/UltraVNC%20Project%20Root/UltraVNC/vncviewer/ClientConnection.cpp?sortby=date&r1=169&r2=168&pathrev=169",
        "http://www.exploit-db.com/exploits/18666",
        "http://www.kb.cert.org/vuls/id/721460",
        "http://www.securityfocus.com/bid/27561",
        "http://www.securitytracker.com/id?1019293",
        "http://www.vupen.com/english/advisories/2008/0392"
    ]
}