{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-3737",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "python",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Fixed in python v3.6.14, python v3.7.11, python v3.8.11, python v3.9.6, python v3.10.0b2"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop'), CWE-400 - Uncontrolled Resource Consumption"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://bugs.python.org/issue44022",
                "url": "https://bugs.python.org/issue44022"
            },
            {
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/pull/25916",
                "url": "https://github.com/python/cpython/pull/25916"
            },
            {
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1995162",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1995162"
            },
            {
                "refsource": "MISC",
                "name": "https://github.com/python/cpython/pull/26503",
                "url": "https://github.com/python/cpython/pull/26503"
            },
            {
                "refsource": "MISC",
                "name": "https://ubuntu.com/security/CVE-2021-3737",
                "url": "https://ubuntu.com/security/CVE-2021-3737"
            },
            {
                "url": "https://www.oracle.com/security-alerts/cpujul2022.html",
                "refsource": "MISC",
                "name": "https://www.oracle.com/security-alerts/cpujul2022.html"
            },
            {
                "refsource": "MISC",
                "name": "https://python-security.readthedocs.io/vuln/urllib-100-continue-loop.html",
                "url": "https://python-security.readthedocs.io/vuln/urllib-100-continue-loop.html"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20220407-0009/",
                "url": "https://security.netapp.com/advisory/ntap-20220407-0009/"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20230524 [SECURITY] [DLA 3432-1] python2.7 security update",
                "url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20230630 [SECURITY] [DLA 3477-1] python3.7 security update",
                "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A flaw was found in python. An improperly handled HTTP response in the HTTP client code of python may allow a remote attacker, who controls the HTTP server, to make the client script enter an infinite loop, consuming CPU time. The highest threat from this vulnerability is to system availability."
            }
        ]
    }
}