{
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        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2018-1061",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
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                                "product_name": "python",
                                "version": {
                                    "version_data": [
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                                            "version_value": "python 2.7.15"
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                                            "version_value": "python 3.4.9"
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                "lang": "eng",
                "value": "python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 and 3.7.0 is vulnerable to catastrophic backtracking in the difflib.IS_LINE_JUNK method.  An attacker could use this flaw to cause denial of service."
            }
        ]
    },
    "impact": {
        "cvss": [
            [
                {
                    "vectorString": "6.5/CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "version": "3.0"
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    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-20"
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        "reference_data": [
            {
                "name": "DSA-4306",
                "refsource": "DEBIAN",
                "url": "https://www.debian.org/security/2018/dsa-4306"
            },
            {
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1061",
                "refsource": "CONFIRM",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1061"
            },
            {
                "name": "1042001",
                "refsource": "SECTRACK",
                "url": "http://www.securitytracker.com/id/1042001"
            },
            {
                "name": "[debian-lts-announce] 20180926 [SECURITY] [DLA 1520-1] python3.4 security update",
                "refsource": "MLIST",
                "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00031.html"
            },
            {
                "name": "https://bugs.python.org/issue32981",
                "refsource": "CONFIRM",
                "url": "https://bugs.python.org/issue32981"
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            {
                "name": "USN-3817-2",
                "refsource": "UBUNTU",
                "url": "https://usn.ubuntu.com/3817-2/"
            },
            {
                "name": "https://docs.python.org/3.6/whatsnew/changelog.html#python-3-6-5-release-candidate-1",
                "refsource": "CONFIRM",
                "url": "https://docs.python.org/3.6/whatsnew/changelog.html#python-3-6-5-release-candidate-1"
            },
            {
                "name": "https://docs.python.org/3.5/whatsnew/changelog.html#python-3-5-6-release-candidate-1",
                "refsource": "CONFIRM",
                "url": "https://docs.python.org/3.5/whatsnew/changelog.html#python-3-5-6-release-candidate-1"
            },
            {
                "name": "RHSA-2018:3505",
                "refsource": "REDHAT",
                "url": "https://access.redhat.com/errata/RHSA-2018:3505"
            },
            {
                "name": "RHSA-2018:3041",
                "refsource": "REDHAT",
                "url": "https://access.redhat.com/errata/RHSA-2018:3041"
            },
            {
                "name": "DSA-4307",
                "refsource": "DEBIAN",
                "url": "https://www.debian.org/security/2018/dsa-4307"
            },
            {
                "name": "USN-3817-1",
                "refsource": "UBUNTU",
                "url": "https://usn.ubuntu.com/3817-1/"
            },
            {
                "name": "[debian-lts-announce] 20180925 [SECURITY] [DLA 1519-1] python2.7 security update",
                "refsource": "MLIST",
                "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00030.html"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2019-6e1938a3c5",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JSKPGPZQNTAULHW4UH63KGOOUIDE4RRB/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2019-cf725dd20b",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AEZ5IQT7OF7Q2NCGIVABOWYGKO7YU3NJ/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2019-51f1e08207",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/46PVWY5LFP4BRPG3BVQ5QEEFYBVEXHCK/"
            },
            {
                "refsource": "REDHAT",
                "name": "RHBA-2019:0327",
                "url": "https://access.redhat.com/errata/RHBA-2019:0327"
            },
            {
                "refsource": "REDHAT",
                "name": "RHSA-2019:1260",
                "url": "https://access.redhat.com/errata/RHSA-2019:1260"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03951en_us",
                "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03951en_us"
            },
            {
                "refsource": "REDHAT",
                "name": "RHSA-2019:3725",
                "url": "https://access.redhat.com/errata/RHSA-2019:3725"
            }
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}