{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2015-8370",
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "assignerShortName": "mitre",
        "dateUpdated": "2024-10-21T16:51:57.721Z",
        "dateReserved": "2015-11-27T00:00:00.000Z",
        "datePublished": "2015-12-16T00:00:00.000Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
                "shortName": "mitre",
                "dateUpdated": "2024-01-16T00:06:19.101Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Multiple integer underflows in Grub2 1.98 through 2.02 allow physically proximate attackers to bypass authentication, obtain sensitive information, or cause a denial of service (disk corruption) via backspace characters in the (1) grub_username_get function in grub-core/normal/auth.c or the (2) grub_password_get function in lib/crypto.c, which trigger an \"Off-by-two\" or \"Out of bounds overwrite\" memory error."
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "n/a",
                    "versions": [
                        {
                            "version": "n/a",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "http://packetstormsecurity.com/files/134831/Grub2-Authentication-Bypass.html"
                },
                {
                    "name": "openSUSE-SU-2015:2392",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00043.html"
                },
                {
                    "name": "openSUSE-SU-2016:0036",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00003.html"
                },
                {
                    "url": "http://hmarco.org/bugs/CVE-2015-8370-Grub2-authentication-bypass.html"
                },
                {
                    "name": "79358",
                    "tags": [
                        "vdb-entry"
                    ],
                    "url": "http://www.securityfocus.com/bid/79358"
                },
                {
                    "name": "openSUSE-SU-2015:2375",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00037.html"
                },
                {
                    "name": "1034422",
                    "tags": [
                        "vdb-entry"
                    ],
                    "url": "http://www.securitytracker.com/id/1034422"
                },
                {
                    "url": "http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html"
                },
                {
                    "name": "SUSE-SU-2015:2387",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00041.html"
                },
                {
                    "name": "SUSE-SU-2015:2386",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00040.html"
                },
                {
                    "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"
                },
                {
                    "name": "[oss-security] 20151215 Back to 28: Grub2 Authentication Bypass 0-Day [CVE-2015-8370]",
                    "tags": [
                        "mailing-list"
                    ],
                    "url": "http://www.openwall.com/lists/oss-security/2015/12/15/6"
                },
                {
                    "name": "20151215 Back to 28: Grub2 Authentication Bypass 0-Day [CVE-2015-8370]",
                    "tags": [
                        "mailing-list"
                    ],
                    "url": "http://www.securityfocus.com/archive/1/537115/100/0/threaded"
                },
                {
                    "name": "SUSE-SU-2015:2385",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00039.html"
                },
                {
                    "name": "20151216 Back to 28: Grub2 Authentication Bypass 0-Day [CVE-2015-8370]",
                    "tags": [
                        "mailing-list"
                    ],
                    "url": "http://seclists.org/fulldisclosure/2015/Dec/69"
                },
                {
                    "name": "GLSA-201512-03",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://security.gentoo.org/glsa/201512-03"
                },
                {
                    "name": "FEDORA-2015-cebe5133e7",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173703.html"
                },
                {
                    "name": "USN-2836-1",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://www.ubuntu.com/usn/USN-2836-1"
                },
                {
                    "name": "FEDORA-2015-90c27b6e91",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174049.html"
                },
                {
                    "name": "RHSA-2015:2623",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://rhn.redhat.com/errata/RHSA-2015-2623.html"
                },
                {
                    "name": "SUSE-SU-2015:2399",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00044.html"
                },
                {
                    "name": "DSA-3421",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "http://www.debian.org/security/2015/dsa-3421"
                },
                {
                    "name": "[oss-security] 20240116 CVE-2023-4001: a password bypass vulnerability in the downstream GRUB boot manager",
                    "tags": [
                        "mailing-list"
                    ],
                    "url": "http://www.openwall.com/lists/oss-security/2024/01/15/3"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "text",
                            "lang": "en",
                            "description": "n/a"
                        }
                    ]
                }
            ],
            "datePublic": "2015-12-10T00:00:00.000Z"
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-06T08:13:32.834Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "http://packetstormsecurity.com/files/134831/Grub2-Authentication-Bypass.html",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "name": "openSUSE-SU-2015:2392",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00043.html"
                    },
                    {
                        "name": "openSUSE-SU-2016:0036",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00003.html"
                    },
                    {
                        "url": "http://hmarco.org/bugs/CVE-2015-8370-Grub2-authentication-bypass.html",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "name": "79358",
                        "tags": [
                            "vdb-entry",
                            "x_transferred"
                        ],
                        "url": "http://www.securityfocus.com/bid/79358"
                    },
                    {
                        "name": "openSUSE-SU-2015:2375",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00037.html"
                    },
                    {
                        "name": "1034422",
                        "tags": [
                            "vdb-entry",
                            "x_transferred"
                        ],
                        "url": "http://www.securitytracker.com/id/1034422"
                    },
                    {
                        "url": "http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "name": "SUSE-SU-2015:2387",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00041.html"
                    },
                    {
                        "name": "SUSE-SU-2015:2386",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00040.html"
                    },
                    {
                        "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "name": "[oss-security] 20151215 Back to 28: Grub2 Authentication Bypass 0-Day [CVE-2015-8370]",
                        "tags": [
                            "mailing-list",
                            "x_transferred"
                        ],
                        "url": "http://www.openwall.com/lists/oss-security/2015/12/15/6"
                    },
                    {
                        "name": "20151215 Back to 28: Grub2 Authentication Bypass 0-Day [CVE-2015-8370]",
                        "tags": [
                            "mailing-list",
                            "x_transferred"
                        ],
                        "url": "http://www.securityfocus.com/archive/1/537115/100/0/threaded"
                    },
                    {
                        "name": "SUSE-SU-2015:2385",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00039.html"
                    },
                    {
                        "name": "20151216 Back to 28: Grub2 Authentication Bypass 0-Day [CVE-2015-8370]",
                        "tags": [
                            "mailing-list",
                            "x_transferred"
                        ],
                        "url": "http://seclists.org/fulldisclosure/2015/Dec/69"
                    },
                    {
                        "name": "GLSA-201512-03",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "https://security.gentoo.org/glsa/201512-03"
                    },
                    {
                        "name": "FEDORA-2015-cebe5133e7",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173703.html"
                    },
                    {
                        "name": "USN-2836-1",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://www.ubuntu.com/usn/USN-2836-1"
                    },
                    {
                        "name": "FEDORA-2015-90c27b6e91",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174049.html"
                    },
                    {
                        "name": "RHSA-2015:2623",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://rhn.redhat.com/errata/RHSA-2015-2623.html"
                    },
                    {
                        "name": "SUSE-SU-2015:2399",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00044.html"
                    },
                    {
                        "name": "DSA-3421",
                        "tags": [
                            "vendor-advisory",
                            "x_transferred"
                        ],
                        "url": "http://www.debian.org/security/2015/dsa-3421"
                    },
                    {
                        "name": "[oss-security] 20240116 CVE-2023-4001: a password bypass vulnerability in the downstream GRUB boot manager",
                        "tags": [
                            "mailing-list",
                            "x_transferred"
                        ],
                        "url": "http://www.openwall.com/lists/oss-security/2024/01/15/3"
                    }
                ]
            },
            {
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-191",
                                "lang": "en",
                                "description": "CWE-191 Integer Underflow (Wrap or Wraparound)"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 7.4,
                            "attackVector": "LOCAL",
                            "baseSeverity": "HIGH",
                            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
                            "integrityImpact": "HIGH",
                            "userInteraction": "NONE",
                            "attackComplexity": "HIGH",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "NONE",
                            "confidentialityImpact": "HIGH"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-03-06T21:01:48.674436Z",
                                "id": "CVE-2015-8370",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-10-21T16:51:57.721Z"
                }
            }
        ]
    }
}