{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2020-13529",
        "ASSIGNER": "talos-cna@cisco.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Systemd",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Canonical Ubuntu 20.04 LTS, Systemd 245"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-290: Authentication Bypass by Spoofing"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142",
                "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202107-48",
                "url": "https://security.gentoo.org/glsa/202107-48"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-166e461c8d",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/"
            },
            {
                "refsource": "MLIST",
                "name": "[oss-security] 20210804 Re: Pop!_OS Membership to linux-distros list",
                "url": "http://www.openwall.com/lists/oss-security/2021/08/04/2"
            },
            {
                "refsource": "MLIST",
                "name": "[oss-security] 20210817 Re: Pop!_OS Membership to linux-distros list",
                "url": "http://www.openwall.com/lists/oss-security/2021/08/17/3"
            },
            {
                "refsource": "MLIST",
                "name": "[oss-security] 20210907 Re: Pop!_OS Membership to linux-distros list",
                "url": "http://www.openwall.com/lists/oss-security/2021/09/07/3"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20210625-0005/",
                "url": "https://security.netapp.com/advisory/ntap-20210625-0005/"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server."
            }
        ]
    },
    "impact": {
        "cvss": {
            "baseScore": 6.1,
            "baseSeverity": "Medium",
            "vectorString": "CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.0"
        }
    }
}