{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2018-16866",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-125",
                        "cweId": "CWE-125"
                    }
                ]
            },
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-200",
                        "cweId": "CWE-200"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "The systemd Project",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "systemd",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "from v221 to v239"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "http://packetstormsecurity.com/files/152841/System-Down-A-systemd-journald-Exploit.html",
                "refsource": "MISC",
                "name": "http://packetstormsecurity.com/files/152841/System-Down-A-systemd-journald-Exploit.html"
            },
            {
                "url": "http://seclists.org/fulldisclosure/2019/May/21",
                "refsource": "MISC",
                "name": "http://seclists.org/fulldisclosure/2019/May/21"
            },
            {
                "url": "http://www.openwall.com/lists/oss-security/2019/05/10/4",
                "refsource": "MISC",
                "name": "http://www.openwall.com/lists/oss-security/2019/05/10/4"
            },
            {
                "url": "http://www.securityfocus.com/bid/106527",
                "refsource": "MISC",
                "name": "http://www.securityfocus.com/bid/106527"
            },
            {
                "url": "https://access.redhat.com/errata/RHSA-2019:2091",
                "refsource": "MISC",
                "name": "https://access.redhat.com/errata/RHSA-2019:2091"
            },
            {
                "url": "https://access.redhat.com/errata/RHSA-2019:3222",
                "refsource": "MISC",
                "name": "https://access.redhat.com/errata/RHSA-2019:3222"
            },
            {
                "url": "https://access.redhat.com/errata/RHSA-2020:0593",
                "refsource": "MISC",
                "name": "https://access.redhat.com/errata/RHSA-2020:0593"
            },
            {
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16866",
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16866"
            },
            {
                "url": "https://seclists.org/bugtraq/2019/May/25",
                "refsource": "MISC",
                "name": "https://seclists.org/bugtraq/2019/May/25"
            },
            {
                "url": "https://security.gentoo.org/glsa/201903-07",
                "refsource": "MISC",
                "name": "https://security.gentoo.org/glsa/201903-07"
            },
            {
                "url": "https://security.netapp.com/advisory/ntap-20190117-0001/",
                "refsource": "MISC",
                "name": "https://security.netapp.com/advisory/ntap-20190117-0001/"
            },
            {
                "url": "https://usn.ubuntu.com/3855-1/",
                "refsource": "MISC",
                "name": "https://usn.ubuntu.com/3855-1/"
            },
            {
                "url": "https://www.debian.org/security/2019/dsa-4367",
                "refsource": "MISC",
                "name": "https://www.debian.org/security/2019/dsa-4367"
            },
            {
                "url": "https://www.qualys.com/2019/01/09/system-down/system-down.txt",
                "refsource": "MISC",
                "name": "https://www.qualys.com/2019/01/09/system-down/system-down.txt"
            }
        ]
    },
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "ADJACENT_NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 4.3,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
                "version": "3.0"
            }
        ]
    }
}