{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-29424",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The Net::Netmask module before 2.0000 for Perl does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypass access control that is based on IP addresses."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/",
                "refsource": "MISC",
                "name": "https://blog.urth.org/2021/03/29/security-issues-in-perl-ip-address-distros/"
            },
            {
                "url": "https://metacpan.org/changes/distribution/Net-Netmask#L11-22",
                "refsource": "MISC",
                "name": "https://metacpan.org/changes/distribution/Net-Netmask#L11-22"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-3d96cfe6a3",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CBJVLXJSWN6DKSF5ADUEERI6M23R3GGP/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-be62be8c7c",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JF4CYIZELC3NISB3RMV4OCI4GYBC557B/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-c314017fcc",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Y7JIPQAY5OZ5D3DA7INQILU7SGHTHMWB/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20210604-0007/",
                "url": "https://security.netapp.com/advisory/ntap-20210604-0007/"
            }
        ]
    }
}