{
    "id": "CVE-2009-3431",
    "published": "2009-09-25 23:30:02",
    "last_modified": "2026-06-16 23:11:35",
    "cvss_score": "5.0",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
    "cwe": "CWE-119",
    "description": "Stack consumption vulnerability in Adobe Reader and Acrobat 9.1.3, 9.1.2, 9.1.1, and earlier 9.x versions; 8.1.6 and earlier 8.x versions; and possibly 7.1.4 and earlier 7.x versions allows remote attackers to cause a denial of service (application crash) via a PDF file with a large number of [ (open square bracket) characters in the argument to the alert method. NOTE: some of these details are obtained from third party information.",
    "epss_score": "0.21597",
    "epss_percentile": "0.97550",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:16:47",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "adobe",
            "product": "acrobat"
        },
        {
            "vendor": "adobe",
            "product": "acrobat_reader"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "33017",
            "title": "Adobe Acrobat 9.1.3 - Stack Exhaustion Denial of Service",
            "date": "2009-05-29",
            "url": "https://www.exploit-db.com/exploits/33017"
        }
    ],
    "refs_list": [
        "http://securitytracker.com/id?1023007",
        "http://www.adobe.com/support/security/bulletins/apsb09-15.html",
        "http://www.securityfocus.com/bid/35148",
        "http://www.us-cert.gov/cas/techalerts/TA09-286B.html",
        "http://www.vupen.com/english/advisories/2009/2898",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6532",
        "http://securitytracker.com/id?1023007",
        "http://www.adobe.com/support/security/bulletins/apsb09-15.html",
        "http://www.securityfocus.com/bid/35148",
        "http://www.us-cert.gov/cas/techalerts/TA09-286B.html",
        "http://www.vupen.com/english/advisories/2009/2898",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6532"
    ]
}