{
    "id": "CVE-2003-0543",
    "published": "2003-11-17 05:00:00",
    "last_modified": "2026-06-16 22:02:24",
    "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": null,
    "description": "Integer overflow in OpenSSL 0.9.6 and 0.9.7 allows remote attackers to cause a denial of service (crash) via an SSL client certificate with certain ASN.1 tag values.",
    "epss_score": "0.27365",
    "epss_percentile": "0.97999",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:03",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "openssl",
            "product": "openssl"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "146",
            "title": "OpenSSL ASN.1 < 0.9.6j/0.9.7b - Brute Forcer for Parsing Bugs",
            "date": "2003-10-09",
            "url": "https://www.exploit-db.com/exploits/146"
        }
    ],
    "refs_list": [
        "http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=104893",
        "http://secunia.com/advisories/22249",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-66-201029-1",
        "http://www-1.ibm.com/support/docview.wss?uid=swg21247112",
        "http://www.cert.org/advisories/CA-2003-26.html",
        "http://www.debian.org/security/2003/dsa-393",
        "http://www.debian.org/security/2003/dsa-394",
        "http://www.kb.cert.org/vuls/id/255484",
        "http://www.linuxsecurity.com/advisories/engarde_advisory-3693.html",
        "http://www.redhat.com/support/errata/RHSA-2003-291.html",
        "http://www.redhat.com/support/errata/RHSA-2003-292.html",
        "http://www.securityfocus.com/bid/8732",
        "http://www.uniras.gov.uk/vuls/2003/006489/openssl.htm",
        "http://www.vupen.com/english/advisories/2006/3900",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4254",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5292",
        "http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=104893",
        "http://secunia.com/advisories/22249",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-66-201029-1",
        "http://www-1.ibm.com/support/docview.wss?uid=swg21247112",
        "http://www.cert.org/advisories/CA-2003-26.html",
        "http://www.debian.org/security/2003/dsa-393",
        "http://www.debian.org/security/2003/dsa-394",
        "http://www.kb.cert.org/vuls/id/255484",
        "http://www.linuxsecurity.com/advisories/engarde_advisory-3693.html"
    ]
}