{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2019-17026",
        "ASSIGNER": "security@mozilla.org",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Mozilla",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Firefox ESR",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "68.4.1",
                                            "version_affected": "<"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Thunderbird",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "68.4.1",
                                            "version_affected": "<"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Firefox",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "72.0.1",
                                            "version_affected": "<"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "IonMonkey type confusion with StoreElementHole and FallibleStoreElement"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.mozilla.org/security/advisories/mfsa2020-04/",
                "refsource": "MISC",
                "name": "https://www.mozilla.org/security/advisories/mfsa2020-04/"
            },
            {
                "url": "https://www.mozilla.org/security/advisories/mfsa2020-03/",
                "refsource": "MISC",
                "name": "https://www.mozilla.org/security/advisories/mfsa2020-03/"
            },
            {
                "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1607443",
                "refsource": "MISC",
                "name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1607443"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202003-02",
                "url": "https://security.gentoo.org/glsa/202003-02"
            },
            {
                "refsource": "UBUNTU",
                "name": "USN-4335-1",
                "url": "https://usn.ubuntu.com/4335-1/"
            },
            {
                "refsource": "MISC",
                "name": "http://packetstormsecurity.com/files/162568/Firefox-72-IonMonkey-JIT-Type-Confusion.html",
                "url": "http://packetstormsecurity.com/files/162568/Firefox-72-IonMonkey-JIT-Type-Confusion.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1."
            }
        ]
    }
}