{
    "id": "CVE-2017-5581",
    "published": "2017-02-28 18:59:00",
    "last_modified": "2026-06-17 01:20:46",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "Buffer overflow in the ModifiablePixelBuffer::fillRect function in TigerVNC before 1.7.1 allows remote servers to execute arbitrary code via an RRE message with subrectangle outside framebuffer boundaries.",
    "epss_score": "0.04247",
    "epss_percentile": "0.90789",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-08 18:17:18",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "tigervnc",
            "product": "tigervnc"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://rhn.redhat.com/errata/RHSA-2017-0630.html",
        "http://www.openwall.com/lists/oss-security/2017/01/22/1",
        "http://www.openwall.com/lists/oss-security/2017/01/25/6",
        "http://www.securityfocus.com/bid/95789",
        "https://access.redhat.com/errata/RHSA-2017:2000",
        "https://github.com/TigerVNC/tigervnc/commit/18c020124ff1b2441f714da2017f63dba50720ba",
        "https://github.com/TigerVNC/tigervnc/pull/399",
        "https://github.com/TigerVNC/tigervnc/releases/tag/v1.7.1",
        "https://security.gentoo.org/glsa/201702-19",
        "http://rhn.redhat.com/errata/RHSA-2017-0630.html",
        "http://www.openwall.com/lists/oss-security/2017/01/22/1",
        "http://www.openwall.com/lists/oss-security/2017/01/25/6",
        "http://www.securityfocus.com/bid/95789",
        "https://access.redhat.com/errata/RHSA-2017:2000",
        "https://github.com/TigerVNC/tigervnc/commit/18c020124ff1b2441f714da2017f63dba50720ba",
        "https://github.com/TigerVNC/tigervnc/pull/399",
        "https://github.com/TigerVNC/tigervnc/releases/tag/v1.7.1",
        "https://security.gentoo.org/glsa/201702-19"
    ]
}