{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2019-11745",
        "ASSIGNER": "security@mozilla.org",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Mozilla",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Thunderbird",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "before 68.3"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Firefox ESR",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "before 68.3"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Firefox",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "before 71"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Out of bounds write in NSS when encrypting with a block cipher"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "CONFIRM",
                "name": "https://www.mozilla.org/security/advisories/mfsa2019-36/",
                "url": "https://www.mozilla.org/security/advisories/mfsa2019-36/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://www.mozilla.org/security/advisories/mfsa2019-38/",
                "url": "https://www.mozilla.org/security/advisories/mfsa2019-38/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://www.mozilla.org/security/advisories/mfsa2019-37/",
                "url": "https://www.mozilla.org/security/advisories/mfsa2019-37/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1586176",
                "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1586176"
            },
            {
                "refsource": "SUSE",
                "name": "openSUSE-SU-2020:0003",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00000.html"
            },
            {
                "refsource": "SUSE",
                "name": "openSUSE-SU-2020:0002",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00001.html"
            },
            {
                "refsource": "SUSE",
                "name": "openSUSE-SU-2020:0008",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00006.html"
            },
            {
                "refsource": "UBUNTU",
                "name": "USN-4241-1",
                "url": "https://usn.ubuntu.com/4241-1/"
            },
            {
                "refsource": "REDHAT",
                "name": "RHSA-2020:0243",
                "url": "https://access.redhat.com/errata/RHSA-2020:0243"
            },
            {
                "refsource": "REDHAT",
                "name": "RHSA-2020:0466",
                "url": "https://access.redhat.com/errata/RHSA-2020:0466"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202003-02",
                "url": "https://security.gentoo.org/glsa/202003-02"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202003-10",
                "url": "https://security.gentoo.org/glsa/202003-10"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202003-37",
                "url": "https://security.gentoo.org/glsa/202003-37"
            },
            {
                "refsource": "UBUNTU",
                "name": "USN-4335-1",
                "url": "https://usn.ubuntu.com/4335-1/"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20200929 [SECURITY] [DLA 2388-1] nss security update",
                "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00029.html"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf",
                "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf"
            },
            {
                "refsource": "MISC",
                "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04",
                "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "When encrypting with a block cipher, if a call to NSC_EncryptUpdate was made with data smaller than the block size, a small out of bounds write could occur. This could have caused heap corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71."
            }
        ]
    }
}